2760980

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{1087}}^1$

素因数の和:1223

約数の個数: 24

約数和(自身を含む): 5849088

約数和(自身を除く): 3088108

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1087, 1270, 2174, 2540, 4348, 5435, 10870, 21740, 138049, 276098, 552196, 690245, 1380490, 2760980]

約数ペア:

[(1, 2760980), (2, 1380490), (4, 690245), (5, 552196), (10, 276098), (20, 138049), (127, 21740), (254, 10870), (508, 5435), (635, 4348), (1087, 2540), (1270, 2174)]