196560080

素因数分解:

$2^4\times 5^1\times {\mathrm{2457001}}^1$

素因数の和:2457014

約数の個数: 20

約数和(自身を含む): 457002372

約数和(自身を除く): 260442292

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2457001, 4914002, 9828004, 12285005, 19656008, 24570010, 39312016, 49140020, 98280040, 196560080]

約数ペア:

[(1, 196560080), (2, 98280040), (4, 49140020), (5, 39312016), (8, 24570010), (10, 19656008), (16, 12285005), (20, 9828004), (40, 4914002), (80, 2457001)]