390985876

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1\times {\mathrm{859}}^1$

素因数の和:1048

約数の個数: 48

約数和(自身を含む): 741182400

約数和(自身を除く): 350196524

約数列:

[1, 2, 4, 19, 38, 53, 76, 106, 113, 212, 226, 452, 859, 1007, 1718, 2014, 2147, 3436, 4028, 4294, 5989, 8588, 11978, 16321, 23956, 32642, 45527, 65284, 91054, 97067, 113791, 182108, 194134, 227582, 388268, 455164, 865013, 1730026, 1844273, 3460052, 3688546, 5144551, 7377092, 10289102, 20578204, 97746469, 195492938, 390985876]

約数ペア:

[(1, 390985876), (2, 195492938), (4, 97746469), (19, 20578204), (38, 10289102), (53, 7377092), (76, 5144551), (106, 3688546), (113, 3460052), (212, 1844273), (226, 1730026), (452, 865013), (859, 455164), (1007, 388268), (1718, 227582), (2014, 194134), (2147, 182108), (3436, 113791), (4028, 97067), (4294, 91054), (5989, 65284), (8588, 45527), (11978, 32642), (16321, 23956)]