About the Number

201880290

201880289 ← → 201880291

2進数表記:1100000010000111001011100010

漢数字表記:二億百八十八万二百九十

素因数分解:

2 1 × 3 1 × 5 1 × 883 1 × 7621 1

素因数の和:8514
約数の個数: 32
約数和(自身を含む): 485125056
約数和(自身を除く): 283244766

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 883, 1766, 2649, 4415, 5298, 7621, 8830, 13245, 15242, 22863, 26490, 38105, 45726, 76210, 114315, 228630, 6729343, 13458686, 20188029, 33646715, 40376058, 67293430, 100940145, 201880290]

約数ペア:
[(1, 201880290), (2, 100940145), (3, 67293430), (5, 40376058), (6, 33646715), (10, 20188029), (15, 13458686), (30, 6729343), (883, 228630), (1766, 114315), (2649, 76210), (4415, 45726), (5298, 38105), (7621, 26490), (8830, 22863), (13245, 15242)]

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