40642744

素因数分解:

$2^3\times {\mathrm{643}}^1\times {\mathrm{7901}}^1$

素因数の和:8550

約数の個数: 16

約数和(自身を含む): 76333320

約数和(自身を除く): 35690576

約数列:

[1, 2, 4, 8, 643, 1286, 2572, 5144, 7901, 15802, 31604, 63208, 5080343, 10160686, 20321372, 40642744]

約数ペア:

[(1, 40642744), (2, 20321372), (4, 10160686), (8, 5080343), (643, 63208), (1286, 31604), (2572, 15802), (5144, 7901)]