156913853740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1120813241}}^1$

素因数の和:1120813257

約数の個数: 24

約数和(自身を含む): 376593249312

約数和(自身を除く): 219679395572

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1120813241, 2241626482, 4483252964, 5604066205, 7845692687, 11208132410, 15691385374, 22416264820, 31382770748, 39228463435, 78456926870, 156913853740]

約数ペア:

[(1, 156913853740), (2, 78456926870), (4, 39228463435), (5, 31382770748), (7, 22416264820), (10, 15691385374), (14, 11208132410), (20, 7845692687), (28, 5604066205), (35, 4483252964), (70, 2241626482), (140, 1120813241)]