137424140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{981601}}^1$

素因数の和:981617

約数の個数: 24

約数和(自身を含む): 329818272

約数和(自身を除く): 192394132

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 981601, 1963202, 3926404, 4908005, 6871207, 9816010, 13742414, 19632020, 27484828, 34356035, 68712070, 137424140]

約数ペア:

[(1, 137424140), (2, 68712070), (4, 34356035), (5, 27484828), (7, 19632020), (10, 13742414), (14, 9816010), (20, 6871207), (28, 4908005), (35, 3926404), (70, 1963202), (140, 981601)]