About the Number

131275340

131275339 ← → 131275341

2進数表記:111110100110001101001001100

漢数字表記:一億三千百二十七万五千三百四十

素因数分解:

2 2 × 5 1 × 7 1 × 937681 1

素因数の和:937697
約数の個数: 24
約数和(自身を含む): 315061152
約数和(自身を除く): 183785812

約数列:
[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 937681, 1875362, 3750724, 4688405, 6563767, 9376810, 13127534, 18753620, 26255068, 32818835, 65637670, 131275340]

約数ペア:
[(1, 131275340), (2, 65637670), (4, 32818835), (5, 26255068), (7, 18753620), (10, 13127534), (14, 9376810), (20, 6563767), (28, 4688405), (35, 3750724), (70, 1875362), (140, 937681)]

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