1100028080

素因数分解:

$2^4\times 5^1\times {\mathrm{13750351}}^1$

素因数の和:13750364

約数の個数: 20

約数和(自身を含む): 2557565472

約数和(自身を除く): 1457537392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 13750351, 27500702, 55001404, 68751755, 110002808, 137503510, 220005616, 275007020, 550014040, 1100028080]

約数ペア:

[(1, 1100028080), (2, 550014040), (4, 275007020), (5, 220005616), (8, 137503510), (10, 110002808), (16, 68751755), (20, 55001404), (40, 27500702), (80, 13750351)]