31264310

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2137}}^1$

素因数の和:2181

約数の個数: 64

約数和(自身を含む): 73889280

約数和(自身を除く): 42624970

約数列:

[1, 2, 5, 7, 10, 11, 14, 19, 22, 35, 38, 55, 70, 77, 95, 110, 133, 154, 190, 209, 266, 385, 418, 665, 770, 1045, 1330, 1463, 2090, 2137, 2926, 4274, 7315, 10685, 14630, 14959, 21370, 23507, 29918, 40603, 47014, 74795, 81206, 117535, 149590, 164549, 203015, 235070, 284221, 329098, 406030, 446633, 568442, 822745, 893266, 1421105, 1645490, 2233165, 2842210, 3126431, 4466330, 6252862, 15632155, 31264310]

約数ペア:

[(1, 31264310), (2, 15632155), (5, 6252862), (7, 4466330), (10, 3126431), (11, 2842210), (14, 2233165), (19, 1645490), (22, 1421105), (35, 893266), (38, 822745), (55, 568442), (70, 446633), (77, 406030), (95, 329098), (110, 284221), (133, 235070), (154, 203015), (190, 164549), (209, 149590), (266, 117535), (385, 81206), (418, 74795), (665, 47014), (770, 40603), (1045, 29918), (1330, 23507), (1463, 21370), (2090, 14959), (2137, 14630), (2926, 10685), (4274, 7315)]