201686440

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{47123}}^1$

素因数の和:47241

約数の個数: 32

約数和(自身を含む): 458045280

約数和(自身を除く): 256358840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 2140, 4280, 47123, 94246, 188492, 235615, 376984, 471230, 942460, 1884920, 5042161, 10084322, 20168644, 25210805, 40337288, 50421610, 100843220, 201686440]

約数ペア:

[(1, 201686440), (2, 100843220), (4, 50421610), (5, 40337288), (8, 25210805), (10, 20168644), (20, 10084322), (40, 5042161), (107, 1884920), (214, 942460), (428, 471230), (535, 376984), (856, 235615), (1070, 188492), (2140, 94246), (4280, 47123)]