7882043920

素因数分解:

$2^4\times 5^1\times {\mathrm{98525549}}^1$

素因数の和:98525562

約数の個数: 20

約数和(自身を含む): 18325752300

約数和(自身を除く): 10443708380

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 98525549, 197051098, 394102196, 492627745, 788204392, 985255490, 1576408784, 1970510980, 3941021960, 7882043920]

約数ペア:

[(1, 7882043920), (2, 3941021960), (4, 1970510980), (5, 1576408784), (8, 985255490), (10, 788204392), (16, 492627745), (20, 394102196), (40, 197051098), (80, 98525549)]