20162046740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{661}}^1\times {\mathrm{138647}}^1$

素因数の和:139328

約数の個数: 48

約数和(自身を含む): 46259627904

約数和(自身を除く): 26097581164

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 661, 1322, 2644, 3305, 6610, 7271, 13220, 14542, 29084, 36355, 72710, 138647, 145420, 277294, 554588, 693235, 1386470, 1525117, 2772940, 3050234, 6100468, 7625585, 15251170, 30502340, 91645667, 183291334, 366582668, 458228335, 916456670, 1008102337, 1832913340, 2016204674, 4032409348, 5040511685, 10081023370, 20162046740]

約数ペア:

[(1, 20162046740), (2, 10081023370), (4, 5040511685), (5, 4032409348), (10, 2016204674), (11, 1832913340), (20, 1008102337), (22, 916456670), (44, 458228335), (55, 366582668), (110, 183291334), (220, 91645667), (661, 30502340), (1322, 15251170), (2644, 7625585), (3305, 6100468), (6610, 3050234), (7271, 2772940), (13220, 1525117), (14542, 1386470), (29084, 693235), (36355, 554588), (72710, 277294), (138647, 145420)]