788008820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1009}}^1\times {\mathrm{2297}}^1$

素因数の和:3332

約数の個数: 48

約数和(自身を含む): 1754660880

約数和(自身を除く): 966652060

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 1009, 2018, 2297, 4036, 4594, 5045, 9188, 10090, 11485, 17153, 20180, 22970, 34306, 39049, 45940, 68612, 78098, 85765, 156196, 171530, 195245, 343060, 390490, 780980, 2317673, 4635346, 9270692, 11588365, 23176730, 39400441, 46353460, 78800882, 157601764, 197002205, 394004410, 788008820]

約数ペア:

[(1, 788008820), (2, 394004410), (4, 197002205), (5, 157601764), (10, 78800882), (17, 46353460), (20, 39400441), (34, 23176730), (68, 11588365), (85, 9270692), (170, 4635346), (340, 2317673), (1009, 780980), (2018, 390490), (2297, 343060), (4036, 195245), (4594, 171530), (5045, 156196), (9188, 85765), (10090, 78098), (11485, 68612), (17153, 45940), (20180, 39049), (22970, 34306)]