56780464

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{272983}}^1$

素因数の和:273004

約数の個数: 20

約数和(自身を含む): 118475056

約数和(自身を除く): 61694592

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 272983, 545966, 1091932, 2183864, 3548779, 4367728, 7097558, 14195116, 28390232, 56780464]

約数ペア:

[(1, 56780464), (2, 28390232), (4, 14195116), (8, 7097558), (13, 4367728), (16, 3548779), (26, 2183864), (52, 1091932), (104, 545966), (208, 272983)]