557360

素因数分解:

$2^4\times 5^1\times {\mathrm{6967}}^1$

素因数の和:6980

約数の個数: 20

約数和(自身を含む): 1296048

約数和(自身を除く): 738688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 6967, 13934, 27868, 34835, 55736, 69670, 111472, 139340, 278680, 557360]

約数ペア:

[(1, 557360), (2, 278680), (4, 139340), (5, 111472), (8, 69670), (10, 55736), (16, 34835), (20, 27868), (40, 13934), (80, 6967)]