42210640

素因数分解:

$2^4\times 5^1\times {\mathrm{527633}}^1$

素因数の和:527646

約数の個数: 20

約数和(自身を含む): 98139924

約数和(自身を除く): 55929284

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 527633, 1055266, 2110532, 2638165, 4221064, 5276330, 8442128, 10552660, 21105320, 42210640]

約数ペア:

[(1, 42210640), (2, 21105320), (4, 10552660), (5, 8442128), (8, 5276330), (10, 4221064), (16, 2638165), (20, 2110532), (40, 1055266), (80, 527633)]