11718020

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{5801}}^1$

素因数の和:5911

約数の個数: 24

約数和(自身を含む): 24855768

約数和(自身を除く): 13137748

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 5801, 11602, 23204, 29005, 58010, 116020, 585901, 1171802, 2343604, 2929505, 5859010, 11718020]

約数ペア:

[(1, 11718020), (2, 5859010), (4, 2929505), (5, 2343604), (10, 1171802), (20, 585901), (101, 116020), (202, 58010), (404, 29005), (505, 23204), (1010, 11602), (2020, 5801)]