209250860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{114973}}^1$

素因数の和:115002

約数の個数: 48

約数和(自身を含む): 540837696

約数和(自身を除く): 331586836

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 114973, 229946, 459892, 574865, 804811, 1149730, 1494649, 1609622, 2299460, 2989298, 3219244, 4024055, 5978596, 7473245, 8048110, 10462543, 14946490, 16096220, 20925086, 29892980, 41850172, 52312715, 104625430, 209250860]

約数ペア:

[(1, 209250860), (2, 104625430), (4, 52312715), (5, 41850172), (7, 29892980), (10, 20925086), (13, 16096220), (14, 14946490), (20, 10462543), (26, 8048110), (28, 7473245), (35, 5978596), (52, 4024055), (65, 3219244), (70, 2989298), (91, 2299460), (130, 1609622), (140, 1494649), (182, 1149730), (260, 804811), (364, 574865), (455, 459892), (910, 229946), (1820, 114973)]