80832760

素因数分解:

$2^3\times 5^1\times {\mathrm{2020819}}^1$

素因数の和:2020830

約数の個数: 16

約数和(自身を含む): 181873800

約数和(自身を除く): 101041040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2020819, 4041638, 8083276, 10104095, 16166552, 20208190, 40416380, 80832760]

約数ペア:

[(1, 80832760), (2, 40416380), (4, 20208190), (5, 16166552), (8, 10104095), (10, 8083276), (20, 4041638), (40, 2020819)]