28046080

素因数分解:

$2^8\times 5^1\times {\mathrm{21911}}^1$

素因数の和:21932

約数の個数: 36

約数和(自身を含む): 67182192

約数和(自身を除く): 39136112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 21911, 43822, 87644, 109555, 175288, 219110, 350576, 438220, 701152, 876440, 1402304, 1752880, 2804608, 3505760, 5609216, 7011520, 14023040, 28046080]

約数ペア:

[(1, 28046080), (2, 14023040), (4, 7011520), (5, 5609216), (8, 3505760), (10, 2804608), (16, 1752880), (20, 1402304), (32, 876440), (40, 701152), (64, 438220), (80, 350576), (128, 219110), (160, 175288), (256, 109555), (320, 87644), (640, 43822), (1280, 21911)]