27978560

素因数分解:

$2^6\times 5^1\times {\mathrm{87433}}^1$

素因数の和:87450

約数の個数: 28

約数和(自身を含む): 66624708

約数和(自身を除く): 38646148

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 87433, 174866, 349732, 437165, 699464, 874330, 1398928, 1748660, 2797856, 3497320, 5595712, 6994640, 13989280, 27978560]

約数ペア:

[(1, 27978560), (2, 13989280), (4, 6994640), (5, 5595712), (8, 3497320), (10, 2797856), (16, 1748660), (20, 1398928), (32, 874330), (40, 699464), (64, 437165), (80, 349732), (160, 174866), (320, 87433)]