2019905140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{9181387}}^1$

素因数の和:9181407

約数の個数: 24

約数和(自身を含む): 4627419552

約数和(自身を除く): 2607514412

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 9181387, 18362774, 36725548, 45906935, 91813870, 100995257, 183627740, 201990514, 403981028, 504976285, 1009952570, 2019905140]

約数ペア:

[(1, 2019905140), (2, 1009952570), (4, 504976285), (5, 403981028), (10, 201990514), (11, 183627740), (20, 100995257), (22, 91813870), (44, 45906935), (55, 36725548), (110, 18362774), (220, 9181387)]