1499840

素因数分解:

$2^6\times 5^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:169

約数の個数: 56

約数和(自身を含む): 3688080

約数和(自身を除く): 2188240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 109, 160, 172, 215, 218, 320, 344, 430, 436, 545, 688, 860, 872, 1090, 1376, 1720, 1744, 2180, 2752, 3440, 3488, 4360, 4687, 6880, 6976, 8720, 9374, 13760, 17440, 18748, 23435, 34880, 37496, 46870, 74992, 93740, 149984, 187480, 299968, 374960, 749920, 1499840]

約数ペア:

[(1, 1499840), (2, 749920), (4, 374960), (5, 299968), (8, 187480), (10, 149984), (16, 93740), (20, 74992), (32, 46870), (40, 37496), (43, 34880), (64, 23435), (80, 18748), (86, 17440), (109, 13760), (160, 9374), (172, 8720), (215, 6976), (218, 6880), (320, 4687), (344, 4360), (430, 3488), (436, 3440), (545, 2752), (688, 2180), (860, 1744), (872, 1720), (1090, 1376)]