1320808412

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{389849}}^1$

素因数の和:389882

約数の個数: 36

約数和(自身を含む): 2903602800

約数和(自身を除く): 1582794388

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 121, 154, 242, 308, 484, 847, 1694, 3388, 389849, 779698, 1559396, 2728943, 4288339, 5457886, 8576678, 10915772, 17153356, 30018373, 47171729, 60036746, 94343458, 120073492, 188686916, 330202103, 660404206, 1320808412]

約数ペア:

[(1, 1320808412), (2, 660404206), (4, 330202103), (7, 188686916), (11, 120073492), (14, 94343458), (22, 60036746), (28, 47171729), (44, 30018373), (77, 17153356), (121, 10915772), (154, 8576678), (242, 5457886), (308, 4288339), (484, 2728943), (847, 1559396), (1694, 779698), (3388, 389849)]