9891520

素因数分解:

$2^6\times 5^1\times {\mathrm{30911}}^1$

素因数の和:30928

約数の個数: 28

約数和(自身を含む): 23554944

約数和(自身を除く): 13663424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 30911, 61822, 123644, 154555, 247288, 309110, 494576, 618220, 989152, 1236440, 1978304, 2472880, 4945760, 9891520]

約数ペア:

[(1, 9891520), (2, 4945760), (4, 2472880), (5, 1978304), (8, 1236440), (10, 989152), (16, 618220), (20, 494576), (32, 309110), (40, 247288), (64, 154555), (80, 123644), (160, 61822), (320, 30911)]