3954640

素因数分解:

$2^4\times 5^1\times {\mathrm{49433}}^1$

素因数の和:49446

約数の個数: 20

約数和(自身を含む): 9194724

約数和(自身を除く): 5240084

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 49433, 98866, 197732, 247165, 395464, 494330, 790928, 988660, 1977320, 3954640]

約数ペア:

[(1, 3954640), (2, 1977320), (4, 988660), (5, 790928), (8, 494330), (10, 395464), (16, 247165), (20, 197732), (40, 98866), (80, 49433)]