16107640

素因数分解:

$2^3\times 5^1\times {\mathrm{402691}}^1$

素因数の和:402702

約数の個数: 16

約数和(自身を含む): 36242280

約数和(自身を除く): 20134640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 402691, 805382, 1610764, 2013455, 3221528, 4026910, 8053820, 16107640]

約数ペア:

[(1, 16107640), (2, 8053820), (4, 4026910), (5, 3221528), (8, 2013455), (10, 1610764), (20, 805382), (40, 402691)]