6880280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{823}}^1$

素因数の和:864

約数の個数: 64

約数和(自身を含む): 17798400

約数和(自身を除く): 10918120

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 380, 418, 440, 760, 823, 836, 1045, 1646, 1672, 2090, 3292, 4115, 4180, 6584, 8230, 8360, 9053, 15637, 16460, 18106, 31274, 32920, 36212, 45265, 62548, 72424, 78185, 90530, 125096, 156370, 172007, 181060, 312740, 344014, 362120, 625480, 688028, 860035, 1376056, 1720070, 3440140, 6880280]

約数ペア:

[(1, 6880280), (2, 3440140), (4, 1720070), (5, 1376056), (8, 860035), (10, 688028), (11, 625480), (19, 362120), (20, 344014), (22, 312740), (38, 181060), (40, 172007), (44, 156370), (55, 125096), (76, 90530), (88, 78185), (95, 72424), (110, 62548), (152, 45265), (190, 36212), (209, 32920), (220, 31274), (380, 18106), (418, 16460), (440, 15637), (760, 9053), (823, 8360), (836, 8230), (1045, 6584), (1646, 4180), (1672, 4115), (2090, 3292)]