56647540

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{91367}}^1$

素因数の和:91407

約数の個数: 24

約数和(自身を含む): 122798592

約数和(自身を除く): 66151052

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 91367, 182734, 365468, 456835, 913670, 1827340, 2832377, 5664754, 11329508, 14161885, 28323770, 56647540]

約数ペア:

[(1, 56647540), (2, 28323770), (4, 14161885), (5, 11329508), (10, 5664754), (20, 2832377), (31, 1827340), (62, 913670), (124, 456835), (155, 365468), (310, 182734), (620, 91367)]