16959640

素因数分解:

$2^3\times 5^1\times {\mathrm{423991}}^1$

素因数の和:424002

約数の個数: 16

約数和(自身を含む): 38159280

約数和(自身を除く): 21199640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 423991, 847982, 1695964, 2119955, 3391928, 4239910, 8479820, 16959640]

約数ペア:

[(1, 16959640), (2, 8479820), (4, 4239910), (5, 3391928), (8, 2119955), (10, 1695964), (20, 847982), (40, 423991)]