4083280

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1187}}^1$

素因数の和:1243

約数の個数: 40

約数和(自身を含む): 9722592

約数和(自身を除く): 5639312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1187, 1720, 2374, 3440, 4748, 5935, 9496, 11870, 18992, 23740, 47480, 51041, 94960, 102082, 204164, 255205, 408328, 510410, 816656, 1020820, 2041640, 4083280]

約数ペア:

[(1, 4083280), (2, 2041640), (4, 1020820), (5, 816656), (8, 510410), (10, 408328), (16, 255205), (20, 204164), (40, 102082), (43, 94960), (80, 51041), (86, 47480), (172, 23740), (215, 18992), (344, 11870), (430, 9496), (688, 5935), (860, 4748), (1187, 3440), (1720, 2374)]