68413180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{310969}}^1$

素因数の和:310989

約数の個数: 24

約数和(自身を含む): 156728880

約数和(自身を除く): 88315700

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 310969, 621938, 1243876, 1554845, 3109690, 3420659, 6219380, 6841318, 13682636, 17103295, 34206590, 68413180]

約数ペア:

[(1, 68413180), (2, 34206590), (4, 17103295), (5, 13682636), (10, 6841318), (11, 6219380), (20, 3420659), (22, 3109690), (44, 1554845), (55, 1243876), (110, 621938), (220, 310969)]