68648240

素因数分解:

$2^4\times 5^1\times {\mathrm{858103}}^1$

素因数の和:858116

約数の個数: 20

約数和(自身を含む): 159607344

約数和(自身を除く): 90959104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 858103, 1716206, 3432412, 4290515, 6864824, 8581030, 13729648, 17162060, 34324120, 68648240]

約数ペア:

[(1, 68648240), (2, 34324120), (4, 17162060), (5, 13729648), (8, 8581030), (10, 6864824), (16, 4290515), (20, 3432412), (40, 1716206), (80, 858103)]