633680

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^2$

素因数の和:191

約数の個数: 30

約数和(自身を含む): 1490046

約数和(自身を除く): 856366

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 3560, 7120, 7921, 15842, 31684, 39605, 63368, 79210, 126736, 158420, 316840, 633680]

約数ペア:

[(1, 633680), (2, 316840), (4, 158420), (5, 126736), (8, 79210), (10, 63368), (16, 39605), (20, 31684), (40, 15842), (80, 7921), (89, 7120), (178, 3560), (356, 1780), (445, 1424), (712, 890)]