11721380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53279}}^1$

素因数の和:53299

約数の個数: 24

約数和(自身を含む): 26853120

約数和(自身を除く): 15131740

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 53279, 106558, 213116, 266395, 532790, 586069, 1065580, 1172138, 2344276, 2930345, 5860690, 11721380]

約数ペア:

[(1, 11721380), (2, 5860690), (4, 2930345), (5, 2344276), (10, 1172138), (11, 1065580), (20, 586069), (22, 532790), (44, 266395), (55, 213116), (110, 106558), (220, 53279)]