200411140

素因数分解:

$2^2\times 5^1\times {\mathrm{2161}}^1\times {\mathrm{4637}}^1$

素因数の和:6807

約数の個数: 24

約数和(自身を含む): 421148952

約数和(自身を除く): 220737812

約数列:

[1, 2, 4, 5, 10, 20, 2161, 4322, 4637, 8644, 9274, 10805, 18548, 21610, 23185, 43220, 46370, 92740, 10020557, 20041114, 40082228, 50102785, 100205570, 200411140]

約数ペア:

[(1, 200411140), (2, 100205570), (4, 50102785), (5, 40082228), (10, 20041114), (20, 10020557), (2161, 92740), (4322, 46370), (4637, 43220), (8644, 23185), (9274, 21610), (10805, 18548)]