40166480

素因数分解:

$2^4\times 5^1\times {\mathrm{502081}}^1$

素因数の和:502094

約数の個数: 20

約数和(自身を含む): 93387252

約数和(自身を除く): 53220772

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 502081, 1004162, 2008324, 2510405, 4016648, 5020810, 8033296, 10041620, 20083240, 40166480]

約数ペア:

[(1, 40166480), (2, 20083240), (4, 10041620), (5, 8033296), (8, 5020810), (10, 4016648), (16, 2510405), (20, 2008324), (40, 1004162), (80, 502081)]