10390960

素因数分解:

$2^4\times 5^1\times {\mathrm{129887}}^1$

素因数の和:129900

約数の個数: 20

約数和(自身を含む): 24159168

約数和(自身を除く): 13768208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 129887, 259774, 519548, 649435, 1039096, 1298870, 2078192, 2597740, 5195480, 10390960]

約数ペア:

[(1, 10390960), (2, 5195480), (4, 2597740), (5, 2078192), (8, 1298870), (10, 1039096), (16, 649435), (20, 519548), (40, 259774), (80, 129887)]