10189100

素因数分解:

$2^2\times 5^2\times {\mathrm{101891}}^1$

素因数の和:101905

約数の個数: 18

約数和(自身を含む): 22110564

約数和(自身を除く): 11921464

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 101891, 203782, 407564, 509455, 1018910, 2037820, 2547275, 5094550, 10189100]

約数ペア:

[(1, 10189100), (2, 5094550), (4, 2547275), (5, 2037820), (10, 1018910), (20, 509455), (25, 407564), (50, 203782), (100, 101891)]