About the Number

1320680

1320679 ← → 1320681

2進数表記:101000010011011101000

漢数字表記:百三十二万六百八十

素因数分解:

2 3 × 5 1 × 137 1 × 241 1

素因数の和:389
約数の個数: 32
約数和(自身を含む): 3005640
約数和(自身を除く): 1684960

約数列:
[1, 2, 4, 5, 8, 10, 20, 40, 137, 241, 274, 482, 548, 685, 964, 1096, 1205, 1370, 1928, 2410, 2740, 4820, 5480, 9640, 33017, 66034, 132068, 165085, 264136, 330170, 660340, 1320680]

約数ペア:
[(1, 1320680), (2, 660340), (4, 330170), (5, 264136), (8, 165085), (10, 132068), (20, 66034), (40, 33017), (137, 9640), (241, 5480), (274, 4820), (482, 2740), (548, 2410), (685, 1928), (964, 1370), (1096, 1205)]

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