201486020

素因数分解:

$2^2\times 5^1\times {\mathrm{661}}^1\times {\mathrm{15241}}^1$

素因数の和:15911

約数の個数: 24

約数和(自身を含む): 423788568

約数和(自身を除く): 222302548

約数列:

[1, 2, 4, 5, 10, 20, 661, 1322, 2644, 3305, 6610, 13220, 15241, 30482, 60964, 76205, 152410, 304820, 10074301, 20148602, 40297204, 50371505, 100743010, 201486020]

約数ペア:

[(1, 201486020), (2, 100743010), (4, 50371505), (5, 40297204), (10, 20148602), (20, 10074301), (661, 304820), (1322, 152410), (2644, 76205), (3305, 60964), (6610, 30482), (13220, 15241)]