About the Number

2140240

2140239 ← → 2140241

2進数表記:1000001010100001010000

漢数字表記:二百十四万二百四十

素因数分解:

2 4 × 5 1 × 31 1 × 863 1

素因数の和:907
約数の個数: 40
約数和(自身を含む): 5142528
約数和(自身を除く): 3002288

約数列:
[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 863, 1240, 1726, 2480, 3452, 4315, 6904, 8630, 13808, 17260, 26753, 34520, 53506, 69040, 107012, 133765, 214024, 267530, 428048, 535060, 1070120, 2140240]

約数ペア:
[(1, 2140240), (2, 1070120), (4, 535060), (5, 428048), (8, 267530), (10, 214024), (16, 133765), (20, 107012), (31, 69040), (40, 53506), (62, 34520), (80, 26753), (124, 17260), (155, 13808), (248, 8630), (310, 6904), (496, 4315), (620, 3452), (863, 2480), (1240, 1726)]

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