2954960

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{859}}^1$

素因数の和:915

約数の個数: 40

約数和(自身を含む): 7038240

約数和(自身を除く): 4083280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 859, 860, 1718, 1720, 3436, 3440, 4295, 6872, 8590, 13744, 17180, 34360, 36937, 68720, 73874, 147748, 184685, 295496, 369370, 590992, 738740, 1477480, 2954960]

約数ペア:

[(1, 2954960), (2, 1477480), (4, 738740), (5, 590992), (8, 369370), (10, 295496), (16, 184685), (20, 147748), (40, 73874), (43, 68720), (80, 36937), (86, 34360), (172, 17180), (215, 13744), (344, 8590), (430, 6872), (688, 4295), (859, 3440), (860, 3436), (1718, 1720)]