2734520

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{499}}^1$

素因数の和:647

約数の個数: 32

約数和(自身を含む): 6210000

約数和(自身を除く): 3475480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 499, 548, 685, 998, 1096, 1370, 1996, 2495, 2740, 3992, 4990, 5480, 9980, 19960, 68363, 136726, 273452, 341815, 546904, 683630, 1367260, 2734520]

約数ペア:

[(1, 2734520), (2, 1367260), (4, 683630), (5, 546904), (8, 341815), (10, 273452), (20, 136726), (40, 68363), (137, 19960), (274, 9980), (499, 5480), (548, 4990), (685, 3992), (998, 2740), (1096, 2495), (1370, 1996)]