308480080

素因数分解:

$2^4\times 5^1\times {\mathrm{3856001}}^1$

素因数の和:3856014

約数の個数: 20

約数和(自身を含む): 717216372

約数和(自身を除く): 408736292

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3856001, 7712002, 15424004, 19280005, 30848008, 38560010, 61696016, 77120020, 154240040, 308480080]

約数ペア:

[(1, 308480080), (2, 154240040), (4, 77120020), (5, 61696016), (8, 38560010), (10, 30848008), (16, 19280005), (20, 15424004), (40, 7712002), (80, 3856001)]