78946960

素因数分解:

$2^4\times 5^1\times {\mathrm{986837}}^1$

素因数の和:986850

約数の個数: 20

約数和(自身を含む): 183551868

約数和(自身を除く): 104604908

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 986837, 1973674, 3947348, 4934185, 7894696, 9868370, 15789392, 19736740, 39473480, 78946960]

約数ペア:

[(1, 78946960), (2, 39473480), (4, 19736740), (5, 15789392), (8, 9868370), (10, 7894696), (16, 4934185), (20, 3947348), (40, 1973674), (80, 986837)]