9420080

素因数分解:

$2^4\times 5^1\times {\mathrm{117751}}^1$

素因数の和:117764

約数の個数: 20

約数和(自身を含む): 21901872

約数和(自身を除く): 12481792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 117751, 235502, 471004, 588755, 942008, 1177510, 1884016, 2355020, 4710040, 9420080]

約数ペア:

[(1, 9420080), (2, 4710040), (4, 2355020), (5, 1884016), (8, 1177510), (10, 942008), (16, 588755), (20, 471004), (40, 235502), (80, 117751)]