68776720

素因数分解:

$2^4\times 5^1\times {\mathrm{859709}}^1$

素因数の和:859722

約数の個数: 20

約数和(自身を含む): 159906060

約数和(自身を除く): 91129340

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 859709, 1719418, 3438836, 4298545, 6877672, 8597090, 13755344, 17194180, 34388360, 68776720]

約数ペア:

[(1, 68776720), (2, 34388360), (4, 17194180), (5, 13755344), (8, 8597090), (10, 6877672), (16, 4298545), (20, 3438836), (40, 1719418), (80, 859709)]