154441520

素因数分解:

$2^4\times 5^1\times {\mathrm{1930519}}^1$

素因数の和:1930532

約数の個数: 20

約数和(自身を含む): 359076720

約数和(自身を除く): 204635200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1930519, 3861038, 7722076, 9652595, 15444152, 19305190, 30888304, 38610380, 77220760, 154441520]

約数ペア:

[(1, 154441520), (2, 77220760), (4, 38610380), (5, 30888304), (8, 19305190), (10, 15444152), (16, 9652595), (20, 7722076), (40, 3861038), (80, 1930519)]