2016805520

素因数分解:

$2^4\times 5^1\times {\mathrm{163}}^1\times {\mathrm{211}}^1\times {\mathrm{733}}^1$

素因数の和:1120

約数の個数: 80

約数和(自身を含む): 4746666432

約数和(自身を除く): 2729860912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 163, 211, 326, 422, 652, 733, 815, 844, 1055, 1304, 1466, 1630, 1688, 2110, 2608, 2932, 3260, 3376, 3665, 4220, 5864, 6520, 7330, 8440, 11728, 13040, 14660, 16880, 29320, 34393, 58640, 68786, 119479, 137572, 154663, 171965, 238958, 275144, 309326, 343930, 477916, 550288, 597395, 618652, 687860, 773315, 955832, 1194790, 1237304, 1375720, 1546630, 1911664, 2389580, 2474608, 2751440, 3093260, 4779160, 6186520, 9558320, 12373040, 25210069, 50420138, 100840276, 126050345, 201680552, 252100690, 403361104, 504201380, 1008402760, 2016805520]

約数ペア:

[(1, 2016805520), (2, 1008402760), (4, 504201380), (5, 403361104), (8, 252100690), (10, 201680552), (16, 126050345), (20, 100840276), (40, 50420138), (80, 25210069), (163, 12373040), (211, 9558320), (326, 6186520), (422, 4779160), (652, 3093260), (733, 2751440), (815, 2474608), (844, 2389580), (1055, 1911664), (1304, 1546630), (1466, 1375720), (1630, 1237304), (1688, 1194790), (2110, 955832), (2608, 773315), (2932, 687860), (3260, 618652), (3376, 597395), (3665, 550288), (4220, 477916), (5864, 343930), (6520, 309326), (7330, 275144), (8440, 238958), (11728, 171965), (13040, 154663), (14660, 137572), (16880, 119479), (29320, 68786), (34393, 58640)]