28808320

素因数分解:

$2^7\times 5^1\times {\mathrm{45013}}^1$

素因数の和:45032

約数の個数: 32

約数和(自身を含む): 68871420

約数和(自身を除く): 40063100

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 45013, 90026, 180052, 225065, 360104, 450130, 720208, 900260, 1440416, 1800520, 2880832, 3601040, 5761664, 7202080, 14404160, 28808320]

約数ペア:

[(1, 28808320), (2, 14404160), (4, 7202080), (5, 5761664), (8, 3601040), (10, 2880832), (16, 1800520), (20, 1440416), (32, 900260), (40, 720208), (64, 450130), (80, 360104), (128, 225065), (160, 180052), (320, 90026), (640, 45013)]