28133880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{2417}}^1$

素因数の和:2528

約数の個数: 64

約数和(自身を含む): 85307040

約数和(自身を除く): 57173160

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, 2417, 2910, 3880, 4834, 5820, 7251, 9668, 11640, 12085, 14502, 19336, 24170, 29004, 36255, 48340, 58008, 72510, 96680, 145020, 234449, 290040, 468898, 703347, 937796, 1172245, 1406694, 1875592, 2344490, 2813388, 3516735, 4688980, 5626776, 7033470, 9377960, 14066940, 28133880]

約数ペア:

[(1, 28133880), (2, 14066940), (3, 9377960), (4, 7033470), (5, 5626776), (6, 4688980), (8, 3516735), (10, 2813388), (12, 2344490), (15, 1875592), (20, 1406694), (24, 1172245), (30, 937796), (40, 703347), (60, 468898), (97, 290040), (120, 234449), (194, 145020), (291, 96680), (388, 72510), (485, 58008), (582, 48340), (776, 36255), (970, 29004), (1164, 24170), (1455, 19336), (1940, 14502), (2328, 12085), (2417, 11640), (2910, 9668), (3880, 7251), (4834, 5820)]