20422060

素因数分解:

$2^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{2437}}^1$

素因数の和:2865

約数の個数: 24

約数和(自身を含む): 43006320

約数和(自身を除く): 22584260

約数列:

[1, 2, 4, 5, 10, 20, 419, 838, 1676, 2095, 2437, 4190, 4874, 8380, 9748, 12185, 24370, 48740, 1021103, 2042206, 4084412, 5105515, 10211030, 20422060]

約数ペア:

[(1, 20422060), (2, 10211030), (4, 5105515), (5, 4084412), (10, 2042206), (20, 1021103), (419, 48740), (838, 24370), (1676, 12185), (2095, 9748), (2437, 8380), (4190, 4874)]