29691640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67481}}^1$

素因数の和:67503

約数の個数: 32

約数和(自身を含む): 72880560

約数和(自身を除く): 43188920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 67481, 134962, 269924, 337405, 539848, 674810, 742291, 1349620, 1484582, 2699240, 2969164, 3711455, 5938328, 7422910, 14845820, 29691640]

約数ペア:

[(1, 29691640), (2, 14845820), (4, 7422910), (5, 5938328), (8, 3711455), (10, 2969164), (11, 2699240), (20, 1484582), (22, 1349620), (40, 742291), (44, 674810), (55, 539848), (88, 337405), (110, 269924), (220, 134962), (440, 67481)]