2649520

素因数分解:

$2^4\times 5^1\times {\mathrm{33119}}^1$

素因数の和:33132

約数の個数: 20

約数和(自身を含む): 6160320

約数和(自身を除く): 3510800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 33119, 66238, 132476, 165595, 264952, 331190, 529904, 662380, 1324760, 2649520]

約数ペア:

[(1, 2649520), (2, 1324760), (4, 662380), (5, 529904), (8, 331190), (10, 264952), (16, 165595), (20, 132476), (40, 66238), (80, 33119)]