20194307540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{338717}}^1$

素因数の和:339008

約数の個数: 48

約数和(自身を含む): 46434173184

約数和(自身を除く): 26239865644

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 271, 542, 1084, 1355, 2710, 2981, 5420, 5962, 11924, 14905, 29810, 59620, 338717, 677434, 1354868, 1693585, 3387170, 3725887, 6774340, 7451774, 14903548, 18629435, 37258870, 74517740, 91792307, 183584614, 367169228, 458961535, 917923070, 1009715377, 1835846140, 2019430754, 4038861508, 5048576885, 10097153770, 20194307540]

約数ペア:

[(1, 20194307540), (2, 10097153770), (4, 5048576885), (5, 4038861508), (10, 2019430754), (11, 1835846140), (20, 1009715377), (22, 917923070), (44, 458961535), (55, 367169228), (110, 183584614), (220, 91792307), (271, 74517740), (542, 37258870), (1084, 18629435), (1355, 14903548), (2710, 7451774), (2981, 6774340), (5420, 3725887), (5962, 3387170), (11924, 1693585), (14905, 1354868), (29810, 677434), (59620, 338717)]