126808040

素因数分解:

$2^3\times 5^1\times {\mathrm{3170201}}^1$

素因数の和:3170212

約数の個数: 16

約数和(自身を含む): 285318180

約数和(自身を除く): 158510140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3170201, 6340402, 12680804, 15851005, 25361608, 31702010, 63404020, 126808040]

約数ペア:

[(1, 126808040), (2, 63404020), (4, 31702010), (5, 25361608), (8, 15851005), (10, 12680804), (20, 6340402), (40, 3170201)]