74978260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{4217}}^1$

素因数の和:4360

約数の個数: 48

約数和(自身を含む): 181407744

約数和(自身を除く): 106429484

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 127, 140, 254, 508, 635, 889, 1270, 1778, 2540, 3556, 4217, 4445, 8434, 8890, 16868, 17780, 21085, 29519, 42170, 59038, 84340, 118076, 147595, 295190, 535559, 590380, 1071118, 2142236, 2677795, 3748913, 5355590, 7497826, 10711180, 14995652, 18744565, 37489130, 74978260]

約数ペア:

[(1, 74978260), (2, 37489130), (4, 18744565), (5, 14995652), (7, 10711180), (10, 7497826), (14, 5355590), (20, 3748913), (28, 2677795), (35, 2142236), (70, 1071118), (127, 590380), (140, 535559), (254, 295190), (508, 147595), (635, 118076), (889, 84340), (1270, 59038), (1778, 42170), (2540, 29519), (3556, 21085), (4217, 17780), (4445, 16868), (8434, 8890)]