1384040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{4943}}^1$

素因数の和:4961

約数の個数: 32

約数和(自身を含む): 3559680

約数和(自身を除く): 2175640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 4943, 9886, 19772, 24715, 34601, 39544, 49430, 69202, 98860, 138404, 173005, 197720, 276808, 346010, 692020, 1384040]

約数ペア:

[(1, 1384040), (2, 692020), (4, 346010), (5, 276808), (7, 197720), (8, 173005), (10, 138404), (14, 98860), (20, 69202), (28, 49430), (35, 39544), (40, 34601), (56, 24715), (70, 19772), (140, 9886), (280, 4943)]