171940610

素因数分解:

$2^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{40841}}^1$

素因数の和:41269

約数の個数: 16

約数和(自身を含む): 310235832

約数和(自身を除く): 138295222

約数列:

[1, 2, 5, 10, 421, 842, 2105, 4210, 40841, 81682, 204205, 408410, 17194061, 34388122, 85970305, 171940610]

約数ペア:

[(1, 171940610), (2, 85970305), (5, 34388122), (10, 17194061), (421, 408410), (842, 204205), (2105, 81682), (4210, 40841)]