27971740

素因数分解:

$2^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{7727}}^1$

素因数の和:7917

約数の個数: 24

約数和(自身を含む): 59072832

約数和(自身を除く): 31101092

約数列:

[1, 2, 4, 5, 10, 20, 181, 362, 724, 905, 1810, 3620, 7727, 15454, 30908, 38635, 77270, 154540, 1398587, 2797174, 5594348, 6992935, 13985870, 27971740]

約数ペア:

[(1, 27971740), (2, 13985870), (4, 6992935), (5, 5594348), (10, 2797174), (20, 1398587), (181, 154540), (362, 77270), (724, 38635), (905, 30908), (1810, 15454), (3620, 7727)]