28064040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{2411}}^1$

素因数の和:2522

約数の個数: 64

約数和(自身を含む): 85095360

約数和(自身を除く): 57031320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 97, 120, 194, 291, 388, 485, 582, 776, 970, 1164, 1455, 1940, 2328, 2411, 2910, 3880, 4822, 5820, 7233, 9644, 11640, 12055, 14466, 19288, 24110, 28932, 36165, 48220, 57864, 72330, 96440, 144660, 233867, 289320, 467734, 701601, 935468, 1169335, 1403202, 1870936, 2338670, 2806404, 3508005, 4677340, 5612808, 7016010, 9354680, 14032020, 28064040]

約数ペア:

[(1, 28064040), (2, 14032020), (3, 9354680), (4, 7016010), (5, 5612808), (6, 4677340), (8, 3508005), (10, 2806404), (12, 2338670), (15, 1870936), (20, 1403202), (24, 1169335), (30, 935468), (40, 701601), (60, 467734), (97, 289320), (120, 233867), (194, 144660), (291, 96440), (388, 72330), (485, 57864), (582, 48220), (776, 36165), (970, 28932), (1164, 24110), (1455, 19288), (1940, 14466), (2328, 12055), (2411, 11640), (2910, 9644), (3880, 7233), (4822, 5820)]