About the Number

28028970

28028969 ← → 28028971

2進数表記:1101010111011000000101010

漢数字表記:二千八百二万八千九百七十

素因数分解:

2 1 × 3 3 × 5 1 × 103811 1

素因数の和:103827
約数の個数: 32
約数和(自身を含む): 74744640
約数和(自身を除く): 46715670

約数列:
[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 103811, 207622, 311433, 519055, 622866, 934299, 1038110, 1557165, 1868598, 2802897, 3114330, 4671495, 5605794, 9342990, 14014485, 28028970]

約数ペア:
[(1, 28028970), (2, 14014485), (3, 9342990), (5, 5605794), (6, 4671495), (9, 3114330), (10, 2802897), (15, 1868598), (18, 1557165), (27, 1038110), (30, 934299), (45, 622866), (54, 519055), (90, 311433), (135, 207622), (270, 103811)]

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