6779668880

素因数分解:

$2^4\times 5^1\times {\mathrm{84745861}}^1$

素因数の和:84745874

約数の個数: 20

約数和(自身を含む): 15762730332

約数和(自身を除く): 8983061452

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 84745861, 169491722, 338983444, 423729305, 677966888, 847458610, 1355933776, 1694917220, 3389834440, 6779668880]

約数ペア:

[(1, 6779668880), (2, 3389834440), (4, 1694917220), (5, 1355933776), (8, 847458610), (10, 677966888), (16, 423729305), (20, 338983444), (40, 169491722), (80, 84745861)]