About the Number

23251390

23251389 ← → 23251391

2進数表記:1011000101100100110111110

漢数字表記:二千三百二十五万千三百九十

素因数分解:

2 1 × 5 1 × 23 1 × 43 1 × 2351 1

素因数の和:2424
約数の個数: 32
約数和(自身を含む): 44706816
約数和(自身を除く): 21455426

約数列:
[1, 2, 5, 10, 23, 43, 46, 86, 115, 215, 230, 430, 989, 1978, 2351, 4702, 4945, 9890, 11755, 23510, 54073, 101093, 108146, 202186, 270365, 505465, 540730, 1010930, 2325139, 4650278, 11625695, 23251390]

約数ペア:
[(1, 23251390), (2, 11625695), (5, 4650278), (10, 2325139), (23, 1010930), (43, 540730), (46, 505465), (86, 270365), (115, 202186), (215, 108146), (230, 101093), (430, 54073), (989, 23510), (1978, 11755), (2351, 9890), (4702, 4945)]

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