2147480

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1451}}^1$

素因数の和:1499

約数の個数: 32

約数和(自身を含む): 4965840

約数和(自身を除く): 2818360

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1451, 1480, 2902, 5804, 7255, 11608, 14510, 29020, 53687, 58040, 107374, 214748, 268435, 429496, 536870, 1073740, 2147480]

約数ペア:

[(1, 2147480), (2, 1073740), (4, 536870), (5, 429496), (8, 268435), (10, 214748), (20, 107374), (37, 58040), (40, 53687), (74, 29020), (148, 14510), (185, 11608), (296, 7255), (370, 5804), (740, 2902), (1451, 1480)]