2047445

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:244

約数の個数: 16

約数和(自身を含む): 2566080

約数和(自身を除く): 518635

約数列:

[1, 5, 43, 89, 107, 215, 445, 535, 3827, 4601, 9523, 19135, 23005, 47615, 409489, 2047445]

約数ペア:

[(1, 2047445), (5, 409489), (43, 47615), (89, 23005), (107, 19135), (215, 9523), (445, 4601), (535, 3827)]