20076435580

素因数分解:

$2^2\times 5^1\times {\mathrm{15401}}^1\times {\mathrm{65179}}^1$

素因数の和:80589

約数の個数: 24

約数和(自身を含む): 42163899120

約数和(自身を除く): 22087463540

約数列:

[1, 2, 4, 5, 10, 20, 15401, 30802, 61604, 65179, 77005, 130358, 154010, 260716, 308020, 325895, 651790, 1303580, 1003821779, 2007643558, 4015287116, 5019108895, 10038217790, 20076435580]

約数ペア:

[(1, 20076435580), (2, 10038217790), (4, 5019108895), (5, 4015287116), (10, 2007643558), (20, 1003821779), (15401, 1303580), (30802, 651790), (61604, 325895), (65179, 308020), (77005, 260716), (130358, 154010)]