71841620

素因数分解:

$2^2\times 5^1\times {\mathrm{3592081}}^1$

素因数の和:3592090

約数の個数: 12

約数和(自身を含む): 150867444

約数和(自身を除く): 79025824

約数列:

[1, 2, 4, 5, 10, 20, 3592081, 7184162, 14368324, 17960405, 35920810, 71841620]

約数ペア:

[(1, 71841620), (2, 35920810), (4, 17960405), (5, 14368324), (10, 7184162), (20, 3592081)]