64935620

素因数分解:

$2^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{14303}}^1$

素因数の和:14539

約数の個数: 24

約数和(自身を含む): 136975104

約数和(自身を除く): 72039484

約数列:

[1, 2, 4, 5, 10, 20, 227, 454, 908, 1135, 2270, 4540, 14303, 28606, 57212, 71515, 143030, 286060, 3246781, 6493562, 12987124, 16233905, 32467810, 64935620]

約数ペア:

[(1, 64935620), (2, 32467810), (4, 16233905), (5, 12987124), (10, 6493562), (20, 3246781), (227, 286060), (454, 143030), (908, 71515), (1135, 57212), (2270, 28606), (4540, 14303)]