10642640

素因数分解:

$2^4\times 5^1\times {\mathrm{133033}}^1$

素因数の和:133046

約数の個数: 20

約数和(自身を含む): 24744324

約数和(自身を除く): 14101684

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 133033, 266066, 532132, 665165, 1064264, 1330330, 2128528, 2660660, 5321320, 10642640]

約数ペア:

[(1, 10642640), (2, 5321320), (4, 2660660), (5, 2128528), (8, 1330330), (10, 1064264), (16, 665165), (20, 532132), (40, 266066), (80, 133033)]