2194520

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{661}}^1$

素因数の和:755

約数の個数: 32

約数和(自身を含む): 5004720

約数和(自身を除く): 2810200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 661, 664, 830, 1322, 1660, 2644, 3305, 3320, 5288, 6610, 13220, 26440, 54863, 109726, 219452, 274315, 438904, 548630, 1097260, 2194520]

約数ペア:

[(1, 2194520), (2, 1097260), (4, 548630), (5, 438904), (8, 274315), (10, 219452), (20, 109726), (40, 54863), (83, 26440), (166, 13220), (332, 6610), (415, 5288), (661, 3320), (664, 3305), (830, 2644), (1322, 1660)]