157420820

素因数分解:

$2^2\times 5^1\times {\mathrm{1567}}^1\times {\mathrm{5023}}^1$

素因数の和:6599

約数の個数: 24

約数和(自身を含む): 330860544

約数和(自身を除く): 173439724

約数列:

[1, 2, 4, 5, 10, 20, 1567, 3134, 5023, 6268, 7835, 10046, 15670, 20092, 25115, 31340, 50230, 100460, 7871041, 15742082, 31484164, 39355205, 78710410, 157420820]

約数ペア:

[(1, 157420820), (2, 78710410), (4, 39355205), (5, 31484164), (10, 15742082), (20, 7871041), (1567, 100460), (3134, 50230), (5023, 31340), (6268, 25115), (7835, 20092), (10046, 15670)]