40345280

素因数分解:

$2^6\times 5^1\times {\mathrm{126079}}^1$

素因数の和:126096

約数の個数: 28

約数和(自身を含む): 96072960

約数和(自身を除く): 55727680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 126079, 252158, 504316, 630395, 1008632, 1260790, 2017264, 2521580, 4034528, 5043160, 8069056, 10086320, 20172640, 40345280]

約数ペア:

[(1, 40345280), (2, 20172640), (4, 10086320), (5, 8069056), (8, 5043160), (10, 4034528), (16, 2521580), (20, 2017264), (32, 1260790), (40, 1008632), (64, 630395), (80, 504316), (160, 252158), (320, 126079)]