5154640

素因数分解:

$2^4\times 5^1\times {\mathrm{64433}}^1$

素因数の和:64446

約数の個数: 20

約数和(自身を含む): 11984724

約数和(自身を除く): 6830084

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 64433, 128866, 257732, 322165, 515464, 644330, 1030928, 1288660, 2577320, 5154640]

約数ペア:

[(1, 5154640), (2, 2577320), (4, 1288660), (5, 1030928), (8, 644330), (10, 515464), (16, 322165), (20, 257732), (40, 128866), (80, 64433)]