72438740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{329267}}^1$

素因数の和:329287

約数の個数: 24

約数和(自身を含む): 165951072

約数和(自身を除く): 93512332

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 329267, 658534, 1317068, 1646335, 3292670, 3621937, 6585340, 7243874, 14487748, 18109685, 36219370, 72438740]

約数ペア:

[(1, 72438740), (2, 36219370), (4, 18109685), (5, 14487748), (10, 7243874), (11, 6585340), (20, 3621937), (22, 3292670), (44, 1646335), (55, 1317068), (110, 658534), (220, 329267)]