40261360

素因数分解:

$2^4\times 5^1\times {\mathrm{503267}}^1$

素因数の和:503280

約数の個数: 20

約数和(自身を含む): 93607848

約数和(自身を除く): 53346488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 503267, 1006534, 2013068, 2516335, 4026136, 5032670, 8052272, 10065340, 20130680, 40261360]

約数ペア:

[(1, 40261360), (2, 20130680), (4, 10065340), (5, 8052272), (8, 5032670), (10, 4026136), (16, 2516335), (20, 2013068), (40, 1006534), (80, 503267)]