13127080

素因数分解:

$2^3\times 5^1\times {\mathrm{328177}}^1$

素因数の和:328188

約数の個数: 16

約数和(自身を含む): 29536020

約数和(自身を除く): 16408940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 328177, 656354, 1312708, 1640885, 2625416, 3281770, 6563540, 13127080]

約数ペア:

[(1, 13127080), (2, 6563540), (4, 3281770), (5, 2625416), (8, 1640885), (10, 1312708), (20, 656354), (40, 328177)]