31228910

素因数分解:

$2^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{20959}}^1$

素因数の和:21115

約数の個数: 16

約数和(自身を含む): 56592000

約数和(自身を除く): 25363090

約数列:

[1, 2, 5, 10, 149, 298, 745, 1490, 20959, 41918, 104795, 209590, 3122891, 6245782, 15614455, 31228910]

約数ペア:

[(1, 31228910), (2, 15614455), (5, 6245782), (10, 3122891), (149, 209590), (298, 104795), (745, 41918), (1490, 20959)]