2018321740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{49639}}^1$

素因数の和:49774

約数の個数: 48

約数和(自身を含む): 4503340800

約数和(自身を除く): 2485019060

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 107, 190, 214, 380, 428, 535, 1070, 2033, 2140, 4066, 8132, 10165, 20330, 40660, 49639, 99278, 198556, 248195, 496390, 943141, 992780, 1886282, 3772564, 4715705, 5311373, 9431410, 10622746, 18862820, 21245492, 26556865, 53113730, 100916087, 106227460, 201832174, 403664348, 504580435, 1009160870, 2018321740]

約数ペア:

[(1, 2018321740), (2, 1009160870), (4, 504580435), (5, 403664348), (10, 201832174), (19, 106227460), (20, 100916087), (38, 53113730), (76, 26556865), (95, 21245492), (107, 18862820), (190, 10622746), (214, 9431410), (380, 5311373), (428, 4715705), (535, 3772564), (1070, 1886282), (2033, 992780), (2140, 943141), (4066, 496390), (8132, 248195), (10165, 198556), (20330, 99278), (40660, 49639)]