20215695020

素因数分解:

$2^2\times 5^1\times {\mathrm{1373}}^1\times {\mathrm{736187}}^1$

素因数の和:737569

約数の個数: 24

約数和(自身を含む): 42483937104

約数和(自身を除く): 22268242084

約数列:

[1, 2, 4, 5, 10, 20, 1373, 2746, 5492, 6865, 13730, 27460, 736187, 1472374, 2944748, 3680935, 7361870, 14723740, 1010784751, 2021569502, 4043139004, 5053923755, 10107847510, 20215695020]

約数ペア:

[(1, 20215695020), (2, 10107847510), (4, 5053923755), (5, 4043139004), (10, 2021569502), (20, 1010784751), (1373, 14723740), (2746, 7361870), (5492, 3680935), (6865, 2944748), (13730, 1472374), (27460, 736187)]