1320806476

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{2728939}}^1$

素因数の和:2728965

約数の個数: 18

約数和(自身を含む): 2540643140

約数和(自身を除く): 1219836664

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 2728939, 5457878, 10915756, 30018329, 60036658, 120073316, 330201619, 660403238, 1320806476]

約数ペア:

[(1, 1320806476), (2, 660403238), (4, 330201619), (11, 120073316), (22, 60036658), (44, 30018329), (121, 10915756), (242, 5457878), (484, 2728939)]