251286460

素因数分解:

$2^2\times 5^1\times {\mathrm{1373}}^1\times {\mathrm{9151}}^1$

素因数の和:10533

約数の個数: 24

約数和(自身を含む): 528143616

約数和(自身を除く): 276857156

約数列:

[1, 2, 4, 5, 10, 20, 1373, 2746, 5492, 6865, 9151, 13730, 18302, 27460, 36604, 45755, 91510, 183020, 12564323, 25128646, 50257292, 62821615, 125643230, 251286460]

約数ペア:

[(1, 251286460), (2, 125643230), (4, 62821615), (5, 50257292), (10, 25128646), (20, 12564323), (1373, 183020), (2746, 91510), (5492, 45755), (6865, 36604), (9151, 27460), (13730, 18302)]