About the Number

40631240

40631239 ← → 40631241

2進数表記:10011010111111101111001000

漢数字表記:四千六十三万千二百四十

素因数分解:

2 3 × 5 1 × 13 1 × 78137 1

素因数の和:78161
約数の個数: 32
約数和(自身を含む): 98453880
約数和(自身を除く): 57822640

約数列:
[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 78137, 156274, 312548, 390685, 625096, 781370, 1015781, 1562740, 2031562, 3125480, 4063124, 5078905, 8126248, 10157810, 20315620, 40631240]

約数ペア:
[(1, 40631240), (2, 20315620), (4, 10157810), (5, 8126248), (8, 5078905), (10, 4063124), (13, 3125480), (20, 2031562), (26, 1562740), (40, 1015781), (52, 781370), (65, 625096), (104, 390685), (130, 312548), (260, 156274), (520, 78137)]

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