About the Number

26809490

26809489 ← → 26809491

2進数表記:1100110010001010010010010

漢数字表記:二千六百八十万九千四百九十

素因数分解:

2 1 × 5 1 × 23 1 × 41 1 × 2843 1

素因数の和:2914
約数の個数: 32
約数和(自身を含む): 51601536
約数和(自身を除く): 24792046

約数列:
[1, 2, 5, 10, 23, 41, 46, 82, 115, 205, 230, 410, 943, 1886, 2843, 4715, 5686, 9430, 14215, 28430, 65389, 116563, 130778, 233126, 326945, 582815, 653890, 1165630, 2680949, 5361898, 13404745, 26809490]

約数ペア:
[(1, 26809490), (2, 13404745), (5, 5361898), (10, 2680949), (23, 1165630), (41, 653890), (46, 582815), (82, 326945), (115, 233126), (205, 130778), (230, 116563), (410, 65389), (943, 28430), (1886, 14215), (2843, 9430), (4715, 5686)]

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