478204580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{3415747}}^1$

素因数の和:3415763

約数の個数: 24

約数和(自身を含む): 1147691328

約数和(自身を除く): 669486748

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 3415747, 6831494, 13662988, 17078735, 23910229, 34157470, 47820458, 68314940, 95640916, 119551145, 239102290, 478204580]

約数ペア:

[(1, 478204580), (2, 239102290), (4, 119551145), (5, 95640916), (7, 68314940), (10, 47820458), (14, 34157470), (20, 23910229), (28, 17078735), (35, 13662988), (70, 6831494), (140, 3415747)]