86642360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{309437}}^1$

素因数の和:309455

約数の個数: 32

約数和(自身を含む): 222795360

約数和(自身を除く): 136153000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 309437, 618874, 1237748, 1547185, 2166059, 2475496, 3094370, 4332118, 6188740, 8664236, 10830295, 12377480, 17328472, 21660590, 43321180, 86642360]

約数ペア:

[(1, 86642360), (2, 43321180), (4, 21660590), (5, 17328472), (7, 12377480), (8, 10830295), (10, 8664236), (14, 6188740), (20, 4332118), (28, 3094370), (35, 2475496), (40, 2166059), (56, 1547185), (70, 1237748), (140, 618874), (280, 309437)]