217874470

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^2\times {\mathrm{173}}^1$

素因数の和:405

約数の個数: 48

約数和(自身を含む): 434358288

約数和(自身を除く): 216483818

約数列:

[1, 2, 5, 10, 11, 22, 55, 107, 110, 173, 214, 346, 535, 865, 1070, 1177, 1730, 1903, 2354, 3806, 5885, 9515, 11449, 11770, 18511, 19030, 22898, 37022, 57245, 92555, 114490, 125939, 185110, 203621, 251878, 407242, 629695, 1018105, 1259390, 1980677, 2036210, 3961354, 9903385, 19806770, 21787447, 43574894, 108937235, 217874470]

約数ペア:

[(1, 217874470), (2, 108937235), (5, 43574894), (10, 21787447), (11, 19806770), (22, 9903385), (55, 3961354), (107, 2036210), (110, 1980677), (173, 1259390), (214, 1018105), (346, 629695), (535, 407242), (865, 251878), (1070, 203621), (1177, 185110), (1730, 125939), (1903, 114490), (2354, 92555), (3806, 57245), (5885, 37022), (9515, 22898), (11449, 19030), (11770, 18511)]