40808740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{291491}}^1$

素因数の和:291507

約数の個数: 24

約数和(自身を含む): 97941312

約数和(自身を除く): 57132572

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 291491, 582982, 1165964, 1457455, 2040437, 2914910, 4080874, 5829820, 8161748, 10202185, 20404370, 40808740]

約数ペア:

[(1, 40808740), (2, 20404370), (4, 10202185), (5, 8161748), (7, 5829820), (10, 4080874), (14, 2914910), (20, 2040437), (28, 1457455), (35, 1165964), (70, 582982), (140, 291491)]