1955140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{8887}}^1$

素因数の和:8907

約数の個数: 24

約数和(自身を含む): 4479552

約数和(自身を除く): 2524412

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 8887, 17774, 35548, 44435, 88870, 97757, 177740, 195514, 391028, 488785, 977570, 1955140]

約数ペア:

[(1, 1955140), (2, 977570), (4, 488785), (5, 391028), (10, 195514), (11, 177740), (20, 97757), (22, 88870), (44, 44435), (55, 35548), (110, 17774), (220, 8887)]