8107180

素因数分解:

$2^2\times 5^1\times {\mathrm{457}}^1\times {\mathrm{887}}^1$

素因数の和:1353

約数の個数: 24

約数和(自身を含む): 17081568

約数和(自身を除く): 8974388

約数列:

[1, 2, 4, 5, 10, 20, 457, 887, 914, 1774, 1828, 2285, 3548, 4435, 4570, 8870, 9140, 17740, 405359, 810718, 1621436, 2026795, 4053590, 8107180]

約数ペア:

[(1, 8107180), (2, 4053590), (4, 2026795), (5, 1621436), (10, 810718), (20, 405359), (457, 17740), (887, 9140), (914, 8870), (1774, 4570), (1828, 4435), (2285, 3548)]