117668740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{840491}}^1$

素因数の和:840507

約数の個数: 24

約数和(自身を含む): 282405312

約数和(自身を除く): 164736572

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 840491, 1680982, 3361964, 4202455, 5883437, 8404910, 11766874, 16809820, 23533748, 29417185, 58834370, 117668740]

約数ペア:

[(1, 117668740), (2, 58834370), (4, 29417185), (5, 23533748), (7, 16809820), (10, 11766874), (14, 8404910), (20, 5883437), (28, 4202455), (35, 3361964), (70, 1680982), (140, 840491)]