18806720

素因数分解:

$2^6\times 5^1\times {\mathrm{58771}}^1$

素因数の和:58788

約数の個数: 28

約数和(自身を含む): 44784264

約数和(自身を除く): 25977544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 58771, 117542, 235084, 293855, 470168, 587710, 940336, 1175420, 1880672, 2350840, 3761344, 4701680, 9403360, 18806720]

約数ペア:

[(1, 18806720), (2, 9403360), (4, 4701680), (5, 3761344), (8, 2350840), (10, 1880672), (16, 1175420), (20, 940336), (32, 587710), (40, 470168), (64, 293855), (80, 235084), (160, 117542), (320, 58771)]