A motor includes a shaft arranged to be rotatable around a center axis, two rotors arranged in an axial direction to have a predetermined distance and at least one of rotors including a magnet, a stator arranged between the two rotors and including a plurality of stator cores arranged in a circumferential direction and coils wound on the plurality of stator cores, and a circuit board provided between the stator and the rotor including the magnet. The circuit board includes a plurality of groove holes penetrating the circuit board in an axial direction and arranged in a circumferential direction. The plurality of stator cores are fitted into the plurality of groove holes.