4028540

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2837}}^1$

素因数の和:2917

約数の個数: 24

約数和(自身を含む): 8582112

約数和(自身を除く): 4553572

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 2837, 5674, 11348, 14185, 28370, 56740, 201427, 402854, 805708, 1007135, 2014270, 4028540]

約数ペア:

[(1, 4028540), (2, 2014270), (4, 1007135), (5, 805708), (10, 402854), (20, 201427), (71, 56740), (142, 28370), (284, 14185), (355, 11348), (710, 5674), (1420, 2837)]