5001640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17863}}^1$

素因数の和:17881

約数の個数: 32

約数和(自身を含む): 12862080

約数和(自身を除く): 7860440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 17863, 35726, 71452, 89315, 125041, 142904, 178630, 250082, 357260, 500164, 625205, 714520, 1000328, 1250410, 2500820, 5001640]

約数ペア:

[(1, 5001640), (2, 2500820), (4, 1250410), (5, 1000328), (7, 714520), (8, 625205), (10, 500164), (14, 357260), (20, 250082), (28, 178630), (35, 142904), (40, 125041), (56, 89315), (70, 71452), (140, 35726), (280, 17863)]