200439820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1431713}}^1$

素因数の和:1431729

約数の個数: 24

約数和(自身を含む): 481055904

約数和(自身を除く): 280616084

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1431713, 2863426, 5726852, 7158565, 10021991, 14317130, 20043982, 28634260, 40087964, 50109955, 100219910, 200439820]

約数ペア:

[(1, 200439820), (2, 100219910), (4, 50109955), (5, 40087964), (7, 28634260), (10, 20043982), (14, 14317130), (20, 10021991), (28, 7158565), (35, 5726852), (70, 2863426), (140, 1431713)]