2082812720

素因数分解:

$2^4\times 5^1\times {\mathrm{263}}^1\times {\mathrm{98993}}^1$

素因数の和:99269

約数の個数: 40

約数和(自身を含む): 4861001376

約数和(自身を除く): 2778188656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 263, 526, 1052, 1315, 2104, 2630, 4208, 5260, 10520, 21040, 98993, 197986, 395972, 494965, 791944, 989930, 1583888, 1979860, 3959720, 7919440, 26035159, 52070318, 104140636, 130175795, 208281272, 260351590, 416562544, 520703180, 1041406360, 2082812720]

約数ペア:

[(1, 2082812720), (2, 1041406360), (4, 520703180), (5, 416562544), (8, 260351590), (10, 208281272), (16, 130175795), (20, 104140636), (40, 52070318), (80, 26035159), (263, 7919440), (526, 3959720), (1052, 1979860), (1315, 1583888), (2104, 989930), (2630, 791944), (4208, 494965), (5260, 395972), (10520, 197986), (21040, 98993)]