77220760

素因数分解:

$2^3\times 5^1\times {\mathrm{1930519}}^1$

素因数の和:1930530

約数の個数: 16

約数和(自身を含む): 173746800

約数和(自身を除く): 96526040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1930519, 3861038, 7722076, 9652595, 15444152, 19305190, 38610380, 77220760]

約数ペア:

[(1, 77220760), (2, 38610380), (4, 19305190), (5, 15444152), (8, 9652595), (10, 7722076), (20, 3861038), (40, 1930519)]