553480

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{137}}^1$

素因数の和:249

約数の個数: 32

約数和(自身を含む): 1266840

約数和(自身を除く): 713360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 137, 202, 274, 404, 505, 548, 685, 808, 1010, 1096, 1370, 2020, 2740, 4040, 5480, 13837, 27674, 55348, 69185, 110696, 138370, 276740, 553480]

約数ペア:

[(1, 553480), (2, 276740), (4, 138370), (5, 110696), (8, 69185), (10, 55348), (20, 27674), (40, 13837), (101, 5480), (137, 4040), (202, 2740), (274, 2020), (404, 1370), (505, 1096), (548, 1010), (685, 808)]