276740

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{137}}^1$

素因数の和:247

約数の個数: 24

約数和(自身を含む): 591192

約数和(自身を除く): 314452

約数列:

[1, 2, 4, 5, 10, 20, 101, 137, 202, 274, 404, 505, 548, 685, 1010, 1370, 2020, 2740, 13837, 27674, 55348, 69185, 138370, 276740]

約数ペア:

[(1, 276740), (2, 138370), (4, 69185), (5, 55348), (10, 27674), (20, 13837), (101, 2740), (137, 2020), (202, 1370), (274, 1010), (404, 685), (505, 548)]