About the Number

42142490

42142489 ← → 42142491

2進数表記:10100000110000101100011010

漢数字表記:四千二百十四万二千四百九十

素因数分解:

2 1 × 5 1 × 13 1 × 17 1 × 19069 1

素因数の和:19106
約数の個数: 32
約数和(自身を含む): 86501520
約数和(自身を除く): 44359030

約数列:
[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 19069, 38138, 95345, 190690, 247897, 324173, 495794, 648346, 1239485, 1620865, 2478970, 3241730, 4214249, 8428498, 21071245, 42142490]

約数ペア:
[(1, 42142490), (2, 21071245), (5, 8428498), (10, 4214249), (13, 3241730), (17, 2478970), (26, 1620865), (34, 1239485), (65, 648346), (85, 495794), (130, 324173), (170, 247897), (221, 190690), (442, 95345), (1105, 38138), (2210, 19069)]

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