8266780

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{4013}}^1$

素因数の和:4125

約数の個数: 24

約数和(自身を含む): 17533152

約数和(自身を除く): 9266372

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 4013, 8026, 16052, 20065, 40130, 80260, 413339, 826678, 1653356, 2066695, 4133390, 8266780]

約数ペア:

[(1, 8266780), (2, 4133390), (4, 2066695), (5, 1653356), (10, 826678), (20, 413339), (103, 80260), (206, 40130), (412, 20065), (515, 16052), (1030, 8026), (2060, 4013)]