40350620

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{15401}}^1$

素因数の和:15541

約数の個数: 24

約数和(自身を含む): 85388688

約数和(自身を除く): 45038068

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 15401, 30802, 61604, 77005, 154010, 308020, 2017531, 4035062, 8070124, 10087655, 20175310, 40350620]

約数ペア:

[(1, 40350620), (2, 20175310), (4, 10087655), (5, 8070124), (10, 4035062), (20, 2017531), (131, 308020), (262, 154010), (524, 77005), (655, 61604), (1310, 30802), (2620, 15401)]