39985955

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{10009}}^1$

素因数の和:10078

約数の個数: 16

約数和(自身を含む): 51891840

約数和(自身を除く): 11905885

約数列:

[1, 5, 17, 47, 85, 235, 799, 3995, 10009, 50045, 170153, 470423, 850765, 2352115, 7997191, 39985955]

約数ペア:

[(1, 39985955), (5, 7997191), (17, 2352115), (47, 850765), (85, 470423), (235, 170153), (799, 50045), (3995, 10009)]