31828480

素因数分解:

$2^9\times 5^1\times {\mathrm{12433}}^1$

素因数の和:12456

約数の個数: 40

約数和(自身を含む): 76319892

約数和(自身を除く): 44491412

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 12433, 24866, 49732, 62165, 99464, 124330, 198928, 248660, 397856, 497320, 795712, 994640, 1591424, 1989280, 3182848, 3978560, 6365696, 7957120, 15914240, 31828480]

約数ペア:

[(1, 31828480), (2, 15914240), (4, 7957120), (5, 6365696), (8, 3978560), (10, 3182848), (16, 1989280), (20, 1591424), (32, 994640), (40, 795712), (64, 497320), (80, 397856), (128, 248660), (160, 198928), (256, 124330), (320, 99464), (512, 62165), (640, 49732), (1280, 24866), (2560, 12433)]