2040781930

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{170207}}^1$

素因数の和:170334

約数の個数: 32

約数和(自身を含む): 4044142080

約数和(自身を除く): 2003360150

約数列:

[1, 2, 5, 10, 11, 22, 55, 109, 110, 218, 545, 1090, 1199, 2398, 5995, 11990, 170207, 340414, 851035, 1702070, 1872277, 3744554, 9361385, 18552563, 18722770, 37105126, 92762815, 185525630, 204078193, 408156386, 1020390965, 2040781930]

約数ペア:

[(1, 2040781930), (2, 1020390965), (5, 408156386), (10, 204078193), (11, 185525630), (22, 92762815), (55, 37105126), (109, 18722770), (110, 18552563), (218, 9361385), (545, 3744554), (1090, 1872277), (1199, 1702070), (2398, 851035), (5995, 340414), (11990, 170207)]