201869140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{83417}}^1$

素因数の和:83448

約数の個数: 36

約数和(自身を含む): 465972948

約数和(自身を除く): 264103808

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 83417, 166834, 333668, 417085, 834170, 917587, 1668340, 1835174, 3670348, 4587935, 9175870, 10093457, 18351740, 20186914, 40373828, 50467285, 100934570, 201869140]

約数ペア:

[(1, 201869140), (2, 100934570), (4, 50467285), (5, 40373828), (10, 20186914), (11, 18351740), (20, 10093457), (22, 9175870), (44, 4587935), (55, 3670348), (110, 1835174), (121, 1668340), (220, 917587), (242, 834170), (484, 417085), (605, 333668), (1210, 166834), (2420, 83417)]