8456080

素因数分解:

$2^4\times 5^1\times {\mathrm{105701}}^1$

素因数の和:105714

約数の個数: 20

約数和(自身を含む): 19660572

約数和(自身を除く): 11204492

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 105701, 211402, 422804, 528505, 845608, 1057010, 1691216, 2114020, 4228040, 8456080]

約数ペア:

[(1, 8456080), (2, 4228040), (4, 2114020), (5, 1691216), (8, 1057010), (10, 845608), (16, 528505), (20, 422804), (40, 211402), (80, 105701)]