12320080

素因数分解:

$2^4\times 5^1\times {\mathrm{154001}}^1$

素因数の和:154014

約数の個数: 20

約数和(自身を含む): 28644372

約数和(自身を除く): 16324292

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 154001, 308002, 616004, 770005, 1232008, 1540010, 2464016, 3080020, 6160040, 12320080]

約数ペア:

[(1, 12320080), (2, 6160040), (4, 3080020), (5, 2464016), (8, 1540010), (10, 1232008), (16, 770005), (20, 616004), (40, 308002), (80, 154001)]