2068880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2351}}^1$

素因数の和:2375

約数の個数: 40

約数和(自身を含む): 5249664

約数和(自身を除く): 3180784

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 2351, 4702, 9404, 11755, 18808, 23510, 25861, 37616, 47020, 51722, 94040, 103444, 129305, 188080, 206888, 258610, 413776, 517220, 1034440, 2068880]

約数ペア:

[(1, 2068880), (2, 1034440), (4, 517220), (5, 413776), (8, 258610), (10, 206888), (11, 188080), (16, 129305), (20, 103444), (22, 94040), (40, 51722), (44, 47020), (55, 37616), (80, 25861), (88, 23510), (110, 18808), (176, 11755), (220, 9404), (440, 4702), (880, 2351)]