5160040

素因数分解:

$2^3\times 5^1\times {\mathrm{129001}}^1$

素因数の和:129012

約数の個数: 16

約数和(自身を含む): 11610180

約数和(自身を除く): 6450140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 129001, 258002, 516004, 645005, 1032008, 1290010, 2580020, 5160040]

約数ペア:

[(1, 5160040), (2, 2580020), (4, 1290010), (5, 1032008), (8, 645005), (10, 516004), (20, 258002), (40, 129001)]