7409980

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{2273}}^1$

素因数の和:2445

約数の個数: 24

約数和(自身を含む): 15663312

約数和(自身を除く): 8253332

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 2273, 3260, 4546, 9092, 11365, 22730, 45460, 370499, 740998, 1481996, 1852495, 3704990, 7409980]

約数ペア:

[(1, 7409980), (2, 3704990), (4, 1852495), (5, 1481996), (10, 740998), (20, 370499), (163, 45460), (326, 22730), (652, 11365), (815, 9092), (1630, 4546), (2273, 3260)]