156730370

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{220747}}^1$

素因数の和:220825

約数の個数: 16

約数和(自身を含む): 286089408

約数和(自身を除く): 129359038

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 220747, 441494, 1103735, 2207470, 15673037, 31346074, 78365185, 156730370]

約数ペア:

[(1, 156730370), (2, 78365185), (5, 31346074), (10, 15673037), (71, 2207470), (142, 1103735), (355, 441494), (710, 220747)]