About the Number

201234390

201234389 ← → 201234391

2進数表記:1011111111101001011111010110

漢数字表記:二億百二十三万四千三百九十

素因数分解:

2 1 × 3 1 × 5 1 × 7 1 × 958259 1

素因数の和:958276
約数の個数: 32
約数和(自身を含む): 551957760
約数和(自身を除く): 350723370

約数列:
[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 958259, 1916518, 2874777, 4791295, 5749554, 6707813, 9582590, 13415626, 14373885, 20123439, 28747770, 33539065, 40246878, 67078130, 100617195, 201234390]

約数ペア:
[(1, 201234390), (2, 100617195), (3, 67078130), (5, 40246878), (6, 33539065), (7, 28747770), (10, 20123439), (14, 14373885), (15, 13415626), (21, 9582590), (30, 6707813), (35, 5749554), (42, 4791295), (70, 2874777), (105, 1916518), (210, 958259)]

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