200860390

素因数分解:

$2^1\times 5^1\times {\mathrm{1129}}^1\times {\mathrm{17791}}^1$

素因数の和:18927

約数の個数: 16

約数和(自身を含む): 361889280

約数和(自身を除く): 161028890

約数列:

[1, 2, 5, 10, 1129, 2258, 5645, 11290, 17791, 35582, 88955, 177910, 20086039, 40172078, 100430195, 200860390]

約数ペア:

[(1, 200860390), (2, 100430195), (5, 40172078), (10, 20086039), (1129, 177910), (2258, 88955), (5645, 35582), (11290, 17791)]