1225422020

素因数分解:

$2^2\times 5^1\times {\mathrm{5441}}^1\times {\mathrm{11261}}^1$

素因数の和:16711

約数の個数: 24

約数和(自身を含む): 2574087768

約数和(自身を除く): 1348665748

約数列:

[1, 2, 4, 5, 10, 20, 5441, 10882, 11261, 21764, 22522, 27205, 45044, 54410, 56305, 108820, 112610, 225220, 61271101, 122542202, 245084404, 306355505, 612711010, 1225422020]

約数ペア:

[(1, 1225422020), (2, 612711010), (4, 306355505), (5, 245084404), (10, 122542202), (20, 61271101), (5441, 225220), (10882, 112610), (11261, 108820), (21764, 56305), (22522, 54410), (27205, 45044)]