About the Number

211090

211089 ← → 211091

2進数表記:110011100010010010

漢数字表記:二十一万千九十

素因数分解:

2 1 × 5 1 × 11 1 × 19 1 × 101 1

素因数の和:138
約数の個数: 32
約数和(自身を含む): 440640
約数和(自身を除く): 229550

約数列:
[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 101, 110, 190, 202, 209, 418, 505, 1010, 1045, 1111, 1919, 2090, 2222, 3838, 5555, 9595, 11110, 19190, 21109, 42218, 105545, 211090]

約数ペア:
[(1, 211090), (2, 105545), (5, 42218), (10, 21109), (11, 19190), (19, 11110), (22, 9595), (38, 5555), (55, 3838), (95, 2222), (101, 2090), (110, 1919), (190, 1111), (202, 1045), (209, 1010), (418, 505)]

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