51504040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{183943}}^1$

素因数の和:183961

約数の個数: 32

約数和(自身を含む): 132439680

約数和(自身を除く): 80935640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 183943, 367886, 735772, 919715, 1287601, 1471544, 1839430, 2575202, 3678860, 5150404, 6438005, 7357720, 10300808, 12876010, 25752020, 51504040]

約数ペア:

[(1, 51504040), (2, 25752020), (4, 12876010), (5, 10300808), (7, 7357720), (8, 6438005), (10, 5150404), (14, 3678860), (20, 2575202), (28, 1839430), (35, 1471544), (40, 1287601), (56, 919715), (70, 735772), (140, 367886), (280, 183943)]