13548440

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{7877}}^1$

素因数の和:7931

約数の個数: 32

約数和(自身を含む): 31196880

約数和(自身を除く): 17648440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 7877, 15754, 31508, 39385, 63016, 78770, 157540, 315080, 338711, 677422, 1354844, 1693555, 2709688, 3387110, 6774220, 13548440]

約数ペア:

[(1, 13548440), (2, 6774220), (4, 3387110), (5, 2709688), (8, 1693555), (10, 1354844), (20, 677422), (40, 338711), (43, 315080), (86, 157540), (172, 78770), (215, 63016), (344, 39385), (430, 31508), (860, 15754), (1720, 7877)]