42219740

素因数分解:

$2^2\times 5^1\times {\mathrm{571}}^1\times {\mathrm{3697}}^1$

素因数の和:4277

約数の個数: 24

約数和(自身を含む): 88840752

約数和(自身を除く): 46621012

約数列:

[1, 2, 4, 5, 10, 20, 571, 1142, 2284, 2855, 3697, 5710, 7394, 11420, 14788, 18485, 36970, 73940, 2110987, 4221974, 8443948, 10554935, 21109870, 42219740]

約数ペア:

[(1, 42219740), (2, 21109870), (4, 10554935), (5, 8443948), (10, 4221974), (20, 2110987), (571, 73940), (1142, 36970), (2284, 18485), (2855, 14788), (3697, 11420), (5710, 7394)]