13745140

素因数分解:

$2^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{3797}}^1$

素因数の和:3987

約数の個数: 24

約数和(自身を含む): 29031912

約数和(自身を除く): 15286772

約数列:

[1, 2, 4, 5, 10, 20, 181, 362, 724, 905, 1810, 3620, 3797, 7594, 15188, 18985, 37970, 75940, 687257, 1374514, 2749028, 3436285, 6872570, 13745140]

約数ペア:

[(1, 13745140), (2, 6872570), (4, 3436285), (5, 2749028), (10, 1374514), (20, 687257), (181, 75940), (362, 37970), (724, 18985), (905, 15188), (1810, 7594), (3620, 3797)]