2658040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{863}}^1$

素因数の和:892

約数の個数: 64

約数和(自身を含む): 7464960

約数和(自身を除く): 4806920

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 863, 1540, 1726, 3080, 3452, 4315, 6041, 6904, 8630, 9493, 12082, 17260, 18986, 24164, 30205, 34520, 37972, 47465, 48328, 60410, 66451, 75944, 94930, 120820, 132902, 189860, 241640, 265804, 332255, 379720, 531608, 664510, 1329020, 2658040]

約数ペア:

[(1, 2658040), (2, 1329020), (4, 664510), (5, 531608), (7, 379720), (8, 332255), (10, 265804), (11, 241640), (14, 189860), (20, 132902), (22, 120820), (28, 94930), (35, 75944), (40, 66451), (44, 60410), (55, 48328), (56, 47465), (70, 37972), (77, 34520), (88, 30205), (110, 24164), (140, 18986), (154, 17260), (220, 12082), (280, 9493), (308, 8630), (385, 6904), (440, 6041), (616, 4315), (770, 3452), (863, 3080), (1540, 1726)]