54131140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{386651}}^1$

素因数の和:386667

約数の個数: 24

約数和(自身を含む): 129915072

約数和(自身を除く): 75783932

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 386651, 773302, 1546604, 1933255, 2706557, 3866510, 5413114, 7733020, 10826228, 13532785, 27065570, 54131140]

約数ペア:

[(1, 54131140), (2, 27065570), (4, 13532785), (5, 10826228), (7, 7733020), (10, 5413114), (14, 3866510), (20, 2706557), (28, 1933255), (35, 1546604), (70, 773302), (140, 386651)]