2438060

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{877}}^1$

素因数の和:1025

約数の個数: 24

約数和(自身を含む): 5162640

約数和(自身を除く): 2724580

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 877, 1390, 1754, 2780, 3508, 4385, 8770, 17540, 121903, 243806, 487612, 609515, 1219030, 2438060]

約数ペア:

[(1, 2438060), (2, 1219030), (4, 609515), (5, 487612), (10, 243806), (20, 121903), (139, 17540), (278, 8770), (556, 4385), (695, 3508), (877, 2780), (1390, 1754)]