4065080

素因数分解:

$2^3\times 5^1\times {\mathrm{101627}}^1$

素因数の和:101638

約数の個数: 16

約数和(自身を含む): 9146520

約数和(自身を除く): 5081440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101627, 203254, 406508, 508135, 813016, 1016270, 2032540, 4065080]

約数ペア:

[(1, 4065080), (2, 2032540), (4, 1016270), (5, 813016), (8, 508135), (10, 406508), (20, 203254), (40, 101627)]