20228931340

素因数分解:

$2^2\times 5^1\times {\mathrm{457}}^1\times {\mathrm{541}}^1\times {\mathrm{4091}}^1$

素因数の和:5098

約数の個数: 48

約数和(自身を含む): 42662831904

約数和(自身を除く): 22433900564

約数列:

[1, 2, 4, 5, 10, 20, 457, 541, 914, 1082, 1828, 2164, 2285, 2705, 4091, 4570, 5410, 8182, 9140, 10820, 16364, 20455, 40910, 81820, 247237, 494474, 988948, 1236185, 1869587, 2213231, 2472370, 3739174, 4426462, 4944740, 7478348, 8852924, 9347935, 11066155, 18695870, 22132310, 37391740, 44264620, 1011446567, 2022893134, 4045786268, 5057232835, 10114465670, 20228931340]

約数ペア:

[(1, 20228931340), (2, 10114465670), (4, 5057232835), (5, 4045786268), (10, 2022893134), (20, 1011446567), (457, 44264620), (541, 37391740), (914, 22132310), (1082, 18695870), (1828, 11066155), (2164, 9347935), (2285, 8852924), (2705, 7478348), (4091, 4944740), (4570, 4426462), (5410, 3739174), (8182, 2472370), (9140, 2213231), (10820, 1869587), (16364, 1236185), (20455, 988948), (40910, 494474), (81820, 247237)]