2658680

素因数分解:

$2^3\times 5^1\times {\mathrm{66467}}^1$

素因数の和:66478

約数の個数: 16

約数和(自身を含む): 5982120

約数和(自身を除く): 3323440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 66467, 132934, 265868, 332335, 531736, 664670, 1329340, 2658680]

約数ペア:

[(1, 2658680), (2, 1329340), (4, 664670), (5, 531736), (8, 332335), (10, 265868), (20, 132934), (40, 66467)]