28168030

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{1571}}^1$

素因数の和:1752

約数の個数: 32

約数和(自身を含む): 55686528

約数和(自身を除く): 27518498

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 163, 326, 815, 1571, 1630, 1793, 3142, 3586, 7855, 8965, 15710, 17281, 17930, 34562, 86405, 172810, 256073, 512146, 1280365, 2560730, 2816803, 5633606, 14084015, 28168030]

約数ペア:

[(1, 28168030), (2, 14084015), (5, 5633606), (10, 2816803), (11, 2560730), (22, 1280365), (55, 512146), (110, 256073), (163, 172810), (326, 86405), (815, 34562), (1571, 17930), (1630, 17281), (1793, 15710), (3142, 8965), (3586, 7855)]