51490460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{367789}}^1$

素因数の和:367805

約数の個数: 24

約数和(自身を含む): 123577440

約数和(自身を除く): 72086980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 367789, 735578, 1471156, 1838945, 2574523, 3677890, 5149046, 7355780, 10298092, 12872615, 25745230, 51490460]

約数ペア:

[(1, 51490460), (2, 25745230), (4, 12872615), (5, 10298092), (7, 7355780), (10, 5149046), (14, 3677890), (20, 2574523), (28, 1838945), (35, 1471156), (70, 735578), (140, 367789)]