2157020

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{3719}}^1$

素因数の和:3757

約数の個数: 24

約数和(自身を含む): 4687200

約数和(自身を除く): 2530180

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 3719, 7438, 14876, 18595, 37190, 74380, 107851, 215702, 431404, 539255, 1078510, 2157020]

約数ペア:

[(1, 2157020), (2, 1078510), (4, 539255), (5, 431404), (10, 215702), (20, 107851), (29, 74380), (58, 37190), (116, 18595), (145, 14876), (290, 7438), (580, 3719)]