131180440

素因数分解:

$2^3\times 5^1\times {\mathrm{3279511}}^1$

素因数の和:3279522

約数の個数: 16

約数和(自身を含む): 295156080

約数和(自身を除く): 163975640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3279511, 6559022, 13118044, 16397555, 26236088, 32795110, 65590220, 131180440]

約数ペア:

[(1, 131180440), (2, 65590220), (4, 32795110), (5, 26236088), (8, 16397555), (10, 13118044), (20, 6559022), (40, 3279511)]