1234960

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{359}}^1$

素因数の和:415

約数の個数: 40

約数和(自身を含む): 2946240

約数和(自身を除く): 1711280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 359, 430, 688, 718, 860, 1436, 1720, 1795, 2872, 3440, 3590, 5744, 7180, 14360, 15437, 28720, 30874, 61748, 77185, 123496, 154370, 246992, 308740, 617480, 1234960]

約数ペア:

[(1, 1234960), (2, 617480), (4, 308740), (5, 246992), (8, 154370), (10, 123496), (16, 77185), (20, 61748), (40, 30874), (43, 28720), (80, 15437), (86, 14360), (172, 7180), (215, 5744), (344, 3590), (359, 3440), (430, 2872), (688, 1795), (718, 1720), (860, 1436)]