22242020

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{4987}}^1$

素因数の和:5219

約数の個数: 24

約数和(自身を含む): 46927104

約数和(自身を除く): 24685084

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 892, 1115, 2230, 4460, 4987, 9974, 19948, 24935, 49870, 99740, 1112101, 2224202, 4448404, 5560505, 11121010, 22242020]

約数ペア:

[(1, 22242020), (2, 11121010), (4, 5560505), (5, 4448404), (10, 2224202), (20, 1112101), (223, 99740), (446, 49870), (892, 24935), (1115, 19948), (2230, 9974), (4460, 4987)]