1440784

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{5297}}^1$

素因数の和:5322

約数の個数: 20

約数和(自身を含む): 2956284

約数和(自身を除く): 1515500

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 5297, 10594, 21188, 42376, 84752, 90049, 180098, 360196, 720392, 1440784]

約数ペア:

[(1, 1440784), (2, 720392), (4, 360196), (8, 180098), (16, 90049), (17, 84752), (34, 42376), (68, 21188), (136, 10594), (272, 5297)]