40501880

素因数分解:

$2^3\times 5^1\times {\mathrm{1012547}}^1$

素因数の和:1012558

約数の個数: 16

約数和(自身を含む): 91129320

約数和(自身を除く): 50627440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1012547, 2025094, 4050188, 5062735, 8100376, 10125470, 20250940, 40501880]

約数ペア:

[(1, 40501880), (2, 20250940), (4, 10125470), (5, 8100376), (8, 5062735), (10, 4050188), (20, 2025094), (40, 1012547)]