2180808

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{4327}}^1$

素因数の和:4346

約数の個数: 48

約数和(自身を含む): 6751680

約数和(自身を除く): 4570872

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 4327, 8654, 12981, 17308, 25962, 30289, 34616, 38943, 51924, 60578, 77886, 90867, 103848, 121156, 155772, 181734, 242312, 272601, 311544, 363468, 545202, 726936, 1090404, 2180808]

約数ペア:

[(1, 2180808), (2, 1090404), (3, 726936), (4, 545202), (6, 363468), (7, 311544), (8, 272601), (9, 242312), (12, 181734), (14, 155772), (18, 121156), (21, 103848), (24, 90867), (28, 77886), (36, 60578), (42, 51924), (56, 38943), (63, 34616), (72, 30289), (84, 25962), (126, 17308), (168, 12981), (252, 8654), (504, 4327)]