68108740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{486491}}^1$

素因数の和:486507

約数の個数: 24

約数和(自身を含む): 163461312

約数和(自身を除く): 95352572

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 486491, 972982, 1945964, 2432455, 3405437, 4864910, 6810874, 9729820, 13621748, 17027185, 34054370, 68108740]

約数ペア:

[(1, 68108740), (2, 34054370), (4, 17027185), (5, 13621748), (7, 9729820), (10, 6810874), (14, 4864910), (20, 3405437), (28, 2432455), (35, 1945964), (70, 972982), (140, 486491)]