39960260

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{68897}}^1$

素因数の和:68935

約数の個数: 24

約数和(自身を含む): 86811480

約数和(自身を除く): 46851220

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 68897, 137794, 275588, 344485, 688970, 1377940, 1998013, 3996026, 7992052, 9990065, 19980130, 39960260]

約数ペア:

[(1, 39960260), (2, 19980130), (4, 9990065), (5, 7992052), (10, 3996026), (20, 1998013), (29, 1377940), (58, 688970), (116, 344485), (145, 275588), (290, 137794), (580, 68897)]