51639860

素因数分解:

$2^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{6133}}^1$

素因数の和:6563

約数の個数: 24

約数和(自身を含む): 108719016

約数和(自身を除く): 57079156

約数列:

[1, 2, 4, 5, 10, 20, 421, 842, 1684, 2105, 4210, 6133, 8420, 12266, 24532, 30665, 61330, 122660, 2581993, 5163986, 10327972, 12909965, 25819930, 51639860]

約数ペア:

[(1, 51639860), (2, 25819930), (4, 12909965), (5, 10327972), (10, 5163986), (20, 2581993), (421, 122660), (842, 61330), (1684, 30665), (2105, 24532), (4210, 12266), (6133, 8420)]