2660801472020

素因数分解:

$2^2\times 5^1\times {\mathrm{133040073601}}^1$

素因数の和:133040073610

約数の個数: 12

約数和(自身を含む): 5587683091284

約数和(自身を除く): 2926881619264

約数列:

[1, 2, 4, 5, 10, 20, 133040073601, 266080147202, 532160294404, 665200368005, 1330400736010, 2660801472020]

約数ペア:

[(1, 2660801472020), (2, 1330400736010), (4, 665200368005), (5, 532160294404), (10, 266080147202), (20, 133040073601)]