1989280

素因数分解:

$2^5\times 5^1\times {\mathrm{12433}}^1$

素因数の和:12448

約数の個数: 24

約数和(自身を含む): 4700052

約数和(自身を除く): 2710772

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 12433, 24866, 49732, 62165, 99464, 124330, 198928, 248660, 397856, 497320, 994640, 1989280]

約数ペア:

[(1, 1989280), (2, 994640), (4, 497320), (5, 397856), (8, 248660), (10, 198928), (16, 124330), (20, 99464), (32, 62165), (40, 49732), (80, 24866), (160, 12433)]