8880497980

素因数分解:

$2^2\times 5^1\times {\mathrm{444024899}}^1$

素因数の和:444024908

約数の個数: 12

約数和(自身を含む): 18649045800

約数和(自身を除く): 9768547820

約数列:

[1, 2, 4, 5, 10, 20, 444024899, 888049798, 1776099596, 2220124495, 4440248990, 8880497980]

約数ペア:

[(1, 8880497980), (2, 4440248990), (4, 2220124495), (5, 1776099596), (10, 888049798), (20, 444024899)]