40418240

素因数分解:

$2^6\times 5^1\times {\mathrm{126307}}^1$

素因数の和:126324

約数の個数: 28

約数和(自身を含む): 96246696

約数和(自身を除く): 55828456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 126307, 252614, 505228, 631535, 1010456, 1263070, 2020912, 2526140, 4041824, 5052280, 8083648, 10104560, 20209120, 40418240]

約数ペア:

[(1, 40418240), (2, 20209120), (4, 10104560), (5, 8083648), (8, 5052280), (10, 4041824), (16, 2526140), (20, 2020912), (32, 1263070), (40, 1010456), (64, 631535), (80, 505228), (160, 252614), (320, 126307)]