82787740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{591341}}^1$

素因数の和:591357

約数の個数: 24

約数和(自身を含む): 198690912

約数和(自身を除く): 115903172

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 591341, 1182682, 2365364, 2956705, 4139387, 5913410, 8278774, 11826820, 16557548, 20696935, 41393870, 82787740]

約数ペア:

[(1, 82787740), (2, 41393870), (4, 20696935), (5, 16557548), (7, 11826820), (10, 8278774), (14, 5913410), (20, 4139387), (28, 2956705), (35, 2365364), (70, 1182682), (140, 591341)]