2650610

素因数分解:

$2^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{661}}^1$

素因数の和:1069

約数の個数: 16

約数和(自身を含む): 4790232

約数和(自身を除く): 2139622

約数列:

[1, 2, 5, 10, 401, 661, 802, 1322, 2005, 3305, 4010, 6610, 265061, 530122, 1325305, 2650610]

約数ペア:

[(1, 2650610), (2, 1325305), (5, 530122), (10, 265061), (401, 6610), (661, 4010), (802, 3305), (1322, 2005)]