42690416

素因数分解:

$2^4\times {\mathrm{19}}^3\times {\mathrm{389}}^1$

素因数の和:454

約数の個数: 40

約数和(自身を含む): 87531600

約数和(自身を除く): 44841184

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 361, 389, 722, 778, 1444, 1556, 2888, 3112, 5776, 6224, 6859, 7391, 13718, 14782, 27436, 29564, 54872, 59128, 109744, 118256, 140429, 280858, 561716, 1123432, 2246864, 2668151, 5336302, 10672604, 21345208, 42690416]

約数ペア:

[(1, 42690416), (2, 21345208), (4, 10672604), (8, 5336302), (16, 2668151), (19, 2246864), (38, 1123432), (76, 561716), (152, 280858), (304, 140429), (361, 118256), (389, 109744), (722, 59128), (778, 54872), (1444, 29564), (1556, 27436), (2888, 14782), (3112, 13718), (5776, 7391), (6224, 6859)]