12782660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{599}}^1$

素因数の和:716

約数の個数: 48

約数和(自身を含む): 29635200

約数和(自身を除く): 16852540

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 97, 110, 194, 220, 388, 485, 599, 970, 1067, 1198, 1940, 2134, 2396, 2995, 4268, 5335, 5990, 6589, 10670, 11980, 13178, 21340, 26356, 32945, 58103, 65890, 116206, 131780, 232412, 290515, 581030, 639133, 1162060, 1278266, 2556532, 3195665, 6391330, 12782660]

約数ペア:

[(1, 12782660), (2, 6391330), (4, 3195665), (5, 2556532), (10, 1278266), (11, 1162060), (20, 639133), (22, 581030), (44, 290515), (55, 232412), (97, 131780), (110, 116206), (194, 65890), (220, 58103), (388, 32945), (485, 26356), (599, 21340), (970, 13178), (1067, 11980), (1198, 10670), (1940, 6589), (2134, 5990), (2396, 5335), (2995, 4268)]