7130403080

素因数分解:

$2^3\times 5^1\times {\mathrm{178260077}}^1$

素因数の和:178260088

約数の個数: 16

約数和(自身を含む): 16043407020

約数和(自身を除く): 8913003940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 178260077, 356520154, 713040308, 891300385, 1426080616, 1782600770, 3565201540, 7130403080]

約数ペア:

[(1, 7130403080), (2, 3565201540), (4, 1782600770), (5, 1426080616), (8, 891300385), (10, 713040308), (20, 356520154), (40, 178260077)]