55385008

素因数分解:

$2^4\times 7^1\times {\mathrm{499}}^1\times {\mathrm{991}}^1$

素因数の和:1505

約数の個数: 40

約数和(自身を含む): 123008000

約数和(自身を除く): 67622992

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 499, 991, 998, 1982, 1996, 3493, 3964, 3992, 6937, 6986, 7928, 7984, 13874, 13972, 15856, 27748, 27944, 55496, 55888, 110992, 494509, 989018, 1978036, 3461563, 3956072, 6923126, 7912144, 13846252, 27692504, 55385008]

約数ペア:

[(1, 55385008), (2, 27692504), (4, 13846252), (7, 7912144), (8, 6923126), (14, 3956072), (16, 3461563), (28, 1978036), (56, 989018), (112, 494509), (499, 110992), (991, 55888), (998, 55496), (1982, 27944), (1996, 27748), (3493, 15856), (3964, 13972), (3992, 13874), (6937, 7984), (6986, 7928)]