243755140

素因数分解:

$2^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{63149}}^1$

素因数の和:63351

約数の個数: 24

約数和(自身を含む): 514546200

約数和(自身を除く): 270791060

約数列:

[1, 2, 4, 5, 10, 20, 193, 386, 772, 965, 1930, 3860, 63149, 126298, 252596, 315745, 631490, 1262980, 12187757, 24375514, 48751028, 60938785, 121877570, 243755140]

約数ペア:

[(1, 243755140), (2, 121877570), (4, 60938785), (5, 48751028), (10, 24375514), (20, 12187757), (193, 1262980), (386, 631490), (772, 315745), (965, 252596), (1930, 126298), (3860, 63149)]