1031196440

素因数分解:

$2^3\times 5^1\times {\mathrm{25779911}}^1$

素因数の和:25779922

約数の個数: 16

約数和(自身を含む): 2320192080

約数和(自身を除く): 1288995640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 25779911, 51559822, 103119644, 128899555, 206239288, 257799110, 515598220, 1031196440]

約数ペア:

[(1, 1031196440), (2, 515598220), (4, 257799110), (5, 206239288), (8, 128899555), (10, 103119644), (20, 51559822), (40, 25779911)]