10122220

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{5011}}^1$

素因数の和:5121

約数の個数: 24

約数和(自身を含む): 21471408

約数和(自身を除く): 11349188

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 5011, 10022, 20044, 25055, 50110, 100220, 506111, 1012222, 2024444, 2530555, 5061110, 10122220]

約数ペア:

[(1, 10122220), (2, 5061110), (4, 2530555), (5, 2024444), (10, 1012222), (20, 506111), (101, 100220), (202, 50110), (404, 25055), (505, 20044), (1010, 10022), (2020, 5011)]