2640695

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{661}}^1$

素因数の和:730

約数の個数: 16

約数和(自身を含む): 3431808

約数和(自身を除く): 791113

約数列:

[1, 5, 17, 47, 85, 235, 661, 799, 3305, 3995, 11237, 31067, 56185, 155335, 528139, 2640695]

約数ペア:

[(1, 2640695), (5, 528139), (17, 155335), (47, 56185), (85, 31067), (235, 11237), (661, 3995), (799, 3305)]