886200790

素因数分解:

$2^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{210499}}^1$

素因数の和:210927

約数の個数: 16

約数和(自身を含む): 1598958000

約数和(自身を除く): 712757210

約数列:

[1, 2, 5, 10, 421, 842, 2105, 4210, 210499, 420998, 1052495, 2104990, 88620079, 177240158, 443100395, 886200790]

約数ペア:

[(1, 886200790), (2, 443100395), (5, 177240158), (10, 88620079), (421, 2104990), (842, 1052495), (2105, 420998), (4210, 210499)]