6644402.00000000

素因数分解:

$2^4\times 5^1\times {\mathrm{1242823}}^1$

素因数の和:1242836

約数の個数: 20

約数和(自身を含む): 231165264

約数和(自身を除く): 131739424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1242823, 2485646, 4971292, 6214115, 9942584, 12428230, 19885168, 24856460, 49712920, 99425840]

約数ペア:

[(1, 99425840), (2, 49712920), (4, 24856460), (5, 19885168), (8, 12428230), (10, 9942584), (16, 6214115), (20, 4971292), (40, 2485646), (80, 1242823)]