42551020

素因数分解:

$2^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{6841}}^1$

素因数の和:7161

約数の個数: 24

約数和(自身を含む): 89657568

約数和(自身を除く): 47106548

約数列:

[1, 2, 4, 5, 10, 20, 311, 622, 1244, 1555, 3110, 6220, 6841, 13682, 27364, 34205, 68410, 136820, 2127551, 4255102, 8510204, 10637755, 21275510, 42551020]

約数ペア:

[(1, 42551020), (2, 21275510), (4, 10637755), (5, 8510204), (10, 4255102), (20, 2127551), (311, 136820), (622, 68410), (1244, 34205), (1555, 27364), (3110, 13682), (6220, 6841)]