30989068

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{1489}}^1$

素因数の和:1558

約数の個数: 36

約数和(自身を含む): 61036360

約数和(自身を除く): 30047292

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 121, 172, 242, 473, 484, 946, 1489, 1892, 2978, 5203, 5956, 10406, 16379, 20812, 32758, 64027, 65516, 128054, 180169, 256108, 360338, 704297, 720676, 1408594, 2817188, 7747267, 15494534, 30989068]

約数ペア:

[(1, 30989068), (2, 15494534), (4, 7747267), (11, 2817188), (22, 1408594), (43, 720676), (44, 704297), (86, 360338), (121, 256108), (172, 180169), (242, 128054), (473, 65516), (484, 64027), (946, 32758), (1489, 20812), (1892, 16379), (2978, 10406), (5203, 5956)]