12760040

素因数分解:

$2^3\times 5^1\times {\mathrm{319001}}^1$

素因数の和:319012

約数の個数: 16

約数和(自身を含む): 28710180

約数和(自身を除く): 15950140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 319001, 638002, 1276004, 1595005, 2552008, 3190010, 6380020, 12760040]

約数ペア:

[(1, 12760040), (2, 6380020), (4, 3190010), (5, 2552008), (8, 1595005), (10, 1276004), (20, 638002), (40, 319001)]