40392640

素因数分解:

$2^6\times 5^1\times {\mathrm{126227}}^1$

素因数の和:126244

約数の個数: 28

約数和(自身を含む): 96185736

約数和(自身を除く): 55793096

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 126227, 252454, 504908, 631135, 1009816, 1262270, 2019632, 2524540, 4039264, 5049080, 8078528, 10098160, 20196320, 40392640]

約数ペア:

[(1, 40392640), (2, 20196320), (4, 10098160), (5, 8078528), (8, 5049080), (10, 4039264), (16, 2524540), (20, 2019632), (32, 1262270), (40, 1009816), (64, 631135), (80, 504908), (160, 252454), (320, 126227)]