374960

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:165

約数の個数: 40

約数和(自身を含む): 900240

約数和(自身を除く): 525280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 109, 172, 215, 218, 344, 430, 436, 545, 688, 860, 872, 1090, 1720, 1744, 2180, 3440, 4360, 4687, 8720, 9374, 18748, 23435, 37496, 46870, 74992, 93740, 187480, 374960]

約数ペア:

[(1, 374960), (2, 187480), (4, 93740), (5, 74992), (8, 46870), (10, 37496), (16, 23435), (20, 18748), (40, 9374), (43, 8720), (80, 4687), (86, 4360), (109, 3440), (172, 2180), (215, 1744), (218, 1720), (344, 1090), (430, 872), (436, 860), (545, 688)]