20128086720

素因数分解:

$2^6\times 3^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1$

素因数の和:218

約数の個数: 1008

約数和(自身を含む): 85861721088

約数和(自身を除く): 65733634368

約数列:

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約数ペア:

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