20626025

素因数分解:

$5^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2741}}^1$

素因数の和:2801

約数の個数: 24

約数和(自身を含む): 29920704

約数和(自身を除く): 9294679

約数列:

[1, 5, 7, 25, 35, 43, 175, 215, 301, 1075, 1505, 2741, 7525, 13705, 19187, 68525, 95935, 117863, 479675, 589315, 825041, 2946575, 4125205, 20626025]

約数ペア:

[(1, 20626025), (5, 4125205), (7, 2946575), (25, 825041), (35, 589315), (43, 479675), (175, 117863), (215, 95935), (301, 68525), (1075, 19187), (1505, 13705), (2741, 7525)]