2620156

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{181}}^1$

素因数の和:250

約数の個数: 48

約数和(自身を含む): 5870592

約数和(自身を除く): 3250436

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 47, 77, 94, 154, 181, 188, 308, 329, 362, 517, 658, 724, 1034, 1267, 1316, 1991, 2068, 2534, 3619, 3982, 5068, 7238, 7964, 8507, 13937, 14476, 17014, 27874, 34028, 55748, 59549, 93577, 119098, 187154, 238196, 374308, 655039, 1310078, 2620156]

約数ペア:

[(1, 2620156), (2, 1310078), (4, 655039), (7, 374308), (11, 238196), (14, 187154), (22, 119098), (28, 93577), (44, 59549), (47, 55748), (77, 34028), (94, 27874), (154, 17014), (181, 14476), (188, 13937), (308, 8507), (329, 7964), (362, 7238), (517, 5068), (658, 3982), (724, 3619), (1034, 2534), (1267, 2068), (1316, 1991)]