About the Number

3988290

3988289 ← → 3988291

2進数表記:1111001101101101000010

漢数字表記:三百九十八万八千二百九十

素因数分解:

2 1 × 3 1 × 5 1 × 19 1 × 6997 1

素因数の和:7026
約数の個数: 32
約数和(自身を含む): 10077120
約数和(自身を除く): 6088830

約数列:
[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 285, 570, 6997, 13994, 20991, 34985, 41982, 69970, 104955, 132943, 209910, 265886, 398829, 664715, 797658, 1329430, 1994145, 3988290]

約数ペア:
[(1, 3988290), (2, 1994145), (3, 1329430), (5, 797658), (6, 664715), (10, 398829), (15, 265886), (19, 209910), (30, 132943), (38, 104955), (57, 69970), (95, 41982), (114, 34985), (190, 20991), (285, 13994), (570, 6997)]

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