39729770

素因数分解:

$2^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{9437}}^1$

素因数の和:9865

約数の個数: 16

約数和(自身を含む): 71691048

約数和(自身を除く): 31961278

約数列:

[1, 2, 5, 10, 421, 842, 2105, 4210, 9437, 18874, 47185, 94370, 3972977, 7945954, 19864885, 39729770]

約数ペア:

[(1, 39729770), (2, 19864885), (5, 7945954), (10, 3972977), (421, 94370), (842, 47185), (2105, 18874), (4210, 9437)]