22400590

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{20551}}^1$

素因数の和:20667

約数の個数: 16

約数和(自身を含む): 40692960

約数和(自身を除く): 18292370

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 20551, 41102, 102755, 205510, 2240059, 4480118, 11200295, 22400590]

約数ペア:

[(1, 22400590), (2, 11200295), (5, 4480118), (10, 2240059), (109, 205510), (218, 102755), (545, 41102), (1090, 20551)]