8147365.00000000

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{809}}^1$

素因数の和:1032

約数の個数: 48

約数和(自身を含む): 121247280

約数和(自身を除く): 67060460

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 197, 340, 394, 788, 809, 985, 1618, 1970, 3236, 3349, 3940, 4045, 6698, 8090, 13396, 13753, 16180, 16745, 27506, 33490, 55012, 66980, 68765, 137530, 159373, 275060, 318746, 637492, 796865, 1593730, 2709341, 3187460, 5418682, 10837364, 13546705, 27093410, 54186820]

約数ペア:

[(1, 54186820), (2, 27093410), (4, 13546705), (5, 10837364), (10, 5418682), (17, 3187460), (20, 2709341), (34, 1593730), (68, 796865), (85, 637492), (170, 318746), (197, 275060), (340, 159373), (394, 137530), (788, 68765), (809, 66980), (985, 55012), (1618, 33490), (1970, 27506), (3236, 16745), (3349, 16180), (3940, 13753), (4045, 13396), (6698, 8090)]