1620002690

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1486241}}^1$

素因数の和:1486357

約数の個数: 16

約数和(自身を含む): 2942759160

約数和(自身を除く): 1322756470

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 1486241, 2972482, 7431205, 14862410, 162000269, 324000538, 810001345, 1620002690]

約数ペア:

[(1, 1620002690), (2, 810001345), (5, 324000538), (10, 162000269), (109, 14862410), (218, 7431205), (545, 2972482), (1090, 1486241)]