2587690

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{5281}}^1$

素因数の和:5302

約数の個数: 24

約数和(自身を含む): 5419332

約数和(自身を除く): 2831642

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 5281, 10562, 26405, 36967, 52810, 73934, 184835, 258769, 369670, 517538, 1293845, 2587690]

約数ペア:

[(1, 2587690), (2, 1293845), (5, 517538), (7, 369670), (10, 258769), (14, 184835), (35, 73934), (49, 52810), (70, 36967), (98, 26405), (245, 10562), (490, 5281)]