80824360

素因数分解:

$2^3\times 5^1\times {\mathrm{2020609}}^1$

素因数の和:2020620

約数の個数: 16

約数和(自身を含む): 181854900

約数和(自身を除く): 101030540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2020609, 4041218, 8082436, 10103045, 16164872, 20206090, 40412180, 80824360]

約数ペア:

[(1, 80824360), (2, 40412180), (4, 20206090), (5, 16164872), (8, 10103045), (10, 8082436), (20, 4041218), (40, 2020609)]