83880520

素因数分解:

$2^3\times 5^1\times {\mathrm{2097013}}^1$

素因数の和:2097024

約数の個数: 16

約数和(自身を含む): 188731260

約数和(自身を除く): 104850740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2097013, 4194026, 8388052, 10485065, 16776104, 20970130, 41940260, 83880520]

約数ペア:

[(1, 83880520), (2, 41940260), (4, 20970130), (5, 16776104), (8, 10485065), (10, 8388052), (20, 4194026), (40, 2097013)]