125400940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{895721}}^1$

素因数の和:895737

約数の個数: 24

約数和(自身を含む): 300962592

約数和(自身を除く): 175561652

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 895721, 1791442, 3582884, 4478605, 6270047, 8957210, 12540094, 17914420, 25080188, 31350235, 62700470, 125400940]

約数ペア:

[(1, 125400940), (2, 62700470), (4, 31350235), (5, 25080188), (7, 17914420), (10, 12540094), (14, 8957210), (20, 6270047), (28, 4478605), (35, 3582884), (70, 1791442), (140, 895721)]