397086910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{328171}}^1$

素因数の和:328200

約数の個数: 24

約数和(自身を含む): 785643768

約数和(自身を除く): 388556858

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 328171, 656342, 1640855, 3281710, 3609881, 7219762, 18049405, 36098810, 39708691, 79417382, 198543455, 397086910]

約数ペア:

[(1, 397086910), (2, 198543455), (5, 79417382), (10, 39708691), (11, 36098810), (22, 18049405), (55, 7219762), (110, 3609881), (121, 3281710), (242, 1640855), (605, 656342), (1210, 328171)]