56191640

素因数分解:

$2^3\times 5^1\times {\mathrm{1404791}}^1$

素因数の和:1404802

約数の個数: 16

約数和(自身を含む): 126431280

約数和(自身を除く): 70239640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1404791, 2809582, 5619164, 7023955, 11238328, 14047910, 28095820, 56191640]

約数ペア:

[(1, 56191640), (2, 28095820), (4, 14047910), (5, 11238328), (8, 7023955), (10, 5619164), (20, 2809582), (40, 1404791)]