268518910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{143593}}^1$

素因数の和:143628

約数の個数: 32

約数和(自身を含む): 558293472

約数和(自身を除く): 289774562

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 110, 170, 187, 374, 935, 1870, 143593, 287186, 717965, 1435930, 1579523, 2441081, 3159046, 4882162, 7897615, 12205405, 15795230, 24410810, 26851891, 53703782, 134259455, 268518910]

約数ペア:

[(1, 268518910), (2, 134259455), (5, 53703782), (10, 26851891), (11, 24410810), (17, 15795230), (22, 12205405), (34, 7897615), (55, 4882162), (85, 3159046), (110, 2441081), (170, 1579523), (187, 1435930), (374, 717965), (935, 287186), (1870, 143593)]