190057820

素因数分解:

$2^2\times 5^1\times {\mathrm{1049}}^1\times {\mathrm{9059}}^1$

素因数の和:10117

約数の個数: 24

約数和(自身を含む): 399546000

約数和(自身を除く): 209488180

約数列:

[1, 2, 4, 5, 10, 20, 1049, 2098, 4196, 5245, 9059, 10490, 18118, 20980, 36236, 45295, 90590, 181180, 9502891, 19005782, 38011564, 47514455, 95028910, 190057820]

約数ペア:

[(1, 190057820), (2, 95028910), (4, 47514455), (5, 38011564), (10, 19005782), (20, 9502891), (1049, 181180), (2098, 90590), (4196, 45295), (5245, 36236), (9059, 20980), (10490, 18118)]