4080453620

素因数分解:

$2^2\times 5^1\times {\mathrm{204022681}}^1$

素因数の和:204022690

約数の個数: 12

約数和(自身を含む): 8568952644

約数和(自身を除く): 4488499024

約数列:

[1, 2, 4, 5, 10, 20, 204022681, 408045362, 816090724, 1020113405, 2040226810, 4080453620]

約数ペア:

[(1, 4080453620), (2, 2040226810), (4, 1020113405), (5, 816090724), (10, 408045362), (20, 204022681)]