30480080

素因数分解:

$2^4\times 5^1\times {\mathrm{381001}}^1$

素因数の和:381014

約数の個数: 20

約数和(自身を含む): 70866372

約数和(自身を除く): 40386292

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 381001, 762002, 1524004, 1905005, 3048008, 3810010, 6096016, 7620020, 15240040, 30480080]

約数ペア:

[(1, 30480080), (2, 15240040), (4, 7620020), (5, 6096016), (8, 3810010), (10, 3048008), (16, 1905005), (20, 1524004), (40, 762002), (80, 381001)]