2498090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{281}}^1$

素因数の和:422

約数の個数: 32

約数和(自身を含む): 5197824

約数和(自身を除く): 2699734

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 127, 254, 281, 562, 635, 889, 1270, 1405, 1778, 1967, 2810, 3934, 4445, 8890, 9835, 19670, 35687, 71374, 178435, 249809, 356870, 499618, 1249045, 2498090]

約数ペア:

[(1, 2498090), (2, 1249045), (5, 499618), (7, 356870), (10, 249809), (14, 178435), (35, 71374), (70, 35687), (127, 19670), (254, 9835), (281, 8890), (562, 4445), (635, 3934), (889, 2810), (1270, 1967), (1405, 1778)]