2587340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{18481}}^1$

素因数の和:18497

約数の個数: 24

約数和(自身を含む): 6209952

約数和(自身を除く): 3622612

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 18481, 36962, 73924, 92405, 129367, 184810, 258734, 369620, 517468, 646835, 1293670, 2587340]

約数ペア:

[(1, 2587340), (2, 1293670), (4, 646835), (5, 517468), (7, 369620), (10, 258734), (14, 184810), (20, 129367), (28, 92405), (35, 73924), (70, 36962), (140, 18481)]