About the Number

1238090

1238089 ← → 1238091

2進数表記:100101110010001001010

漢数字表記:百二十三万八千九十

素因数分解:

2 1 × 5 1 × 7 1 × 23 1 × 769 1

素因数の和:806
約数の個数: 32
約数和(自身を含む): 2661120
約数和(自身を除く): 1423030

約数列:
[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 769, 805, 1538, 1610, 3845, 5383, 7690, 10766, 17687, 26915, 35374, 53830, 88435, 123809, 176870, 247618, 619045, 1238090]

約数ペア:
[(1, 1238090), (2, 619045), (5, 247618), (7, 176870), (10, 123809), (14, 88435), (23, 53830), (35, 35374), (46, 26915), (70, 17687), (115, 10766), (161, 7690), (230, 5383), (322, 3845), (769, 1610), (805, 1538)]

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