40988960

素因数分解:

$2^5\times 5^1\times {\mathrm{256181}}^1$

素因数の和:256196

約数の個数: 24

約数和(自身を含む): 96836796

約数和(自身を除く): 55847836

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 256181, 512362, 1024724, 1280905, 2049448, 2561810, 4098896, 5123620, 8197792, 10247240, 20494480, 40988960]

約数ペア:

[(1, 40988960), (2, 20494480), (4, 10247240), (5, 8197792), (8, 5123620), (10, 4098896), (16, 2561810), (20, 2049448), (32, 1280905), (40, 1024724), (80, 512362), (160, 256181)]