2499160

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1453}}^1$

素因数の和:1507

約数の個数: 32

約数和(自身を含む): 5757840

約数和(自身を除く): 3258680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1453, 1720, 2906, 5812, 7265, 11624, 14530, 29060, 58120, 62479, 124958, 249916, 312395, 499832, 624790, 1249580, 2499160]

約数ペア:

[(1, 2499160), (2, 1249580), (4, 624790), (5, 499832), (8, 312395), (10, 249916), (20, 124958), (40, 62479), (43, 58120), (86, 29060), (172, 14530), (215, 11624), (344, 7265), (430, 5812), (860, 2906), (1453, 1720)]