About the Number

12383890

12383889 ← → 12383891

2進数表記:101111001111011010010010

漢数字表記:千二百三十八万三千八百九十

素因数分解:

2 1 × 5 1 × 23 2 × 2341 1

素因数の和:2394
約数の個数: 24
約数和(自身を含む): 23312268
約数和(自身を除く): 10928378

約数列:
[1, 2, 5, 10, 23, 46, 115, 230, 529, 1058, 2341, 2645, 4682, 5290, 11705, 23410, 53843, 107686, 269215, 538430, 1238389, 2476778, 6191945, 12383890]

約数ペア:
[(1, 12383890), (2, 6191945), (5, 2476778), (10, 1238389), (23, 538430), (46, 269215), (115, 107686), (230, 53843), (529, 23410), (1058, 11705), (2341, 5290), (2645, 4682)]

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