7142020

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{3467}}^1$

素因数の和:3579

約数の個数: 24

約数和(自身を含む): 15148224

約数和(自身を除く): 8006204

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 3467, 6934, 13868, 17335, 34670, 69340, 357101, 714202, 1428404, 1785505, 3571010, 7142020]

約数ペア:

[(1, 7142020), (2, 3571010), (4, 1785505), (5, 1428404), (10, 714202), (20, 357101), (103, 69340), (206, 34670), (412, 17335), (515, 13868), (1030, 6934), (2060, 3467)]