890290

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{5237}}^1$

素因数の和:5261

約数の個数: 16

約数和(自身を含む): 1697112

約数和(自身を除く): 806822

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 5237, 10474, 26185, 52370, 89029, 178058, 445145, 890290]

約数ペア:

[(1, 890290), (2, 445145), (5, 178058), (10, 89029), (17, 52370), (34, 26185), (85, 10474), (170, 5237)]