5301220

素因数分解:

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

素因数の和:1071

約数の個数: 24

約数和(自身を含む): 11177208

約数和(自身を除く): 5875988

約数列:

[1, 2, 4, 5, 10, 20, 401, 661, 802, 1322, 1604, 2005, 2644, 3305, 4010, 6610, 8020, 13220, 265061, 530122, 1060244, 1325305, 2650610, 5301220]

約数ペア:

[(1, 5301220), (2, 2650610), (4, 1325305), (5, 1060244), (10, 530122), (20, 265061), (401, 13220), (661, 8020), (802, 6610), (1322, 4010), (1604, 3305), (2005, 2644)]