40422160

素因数分解:

$2^4\times 5^1\times {\mathrm{505277}}^1$

素因数の和:505290

約数の個数: 20

約数和(自身を含む): 93981708

約数和(自身を除く): 53559548

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 505277, 1010554, 2021108, 2526385, 4042216, 5052770, 8084432, 10105540, 20211080, 40422160]

約数ペア:

[(1, 40422160), (2, 20211080), (4, 10105540), (5, 8084432), (8, 5052770), (10, 4042216), (16, 2526385), (20, 2021108), (40, 1010554), (80, 505277)]