40157872

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{58369}}^1$

素因数の和:58420

約数の個数: 20

約数和(自身を含む): 79616680

約数和(自身を除く): 39458808

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 58369, 116738, 233476, 466952, 933904, 2509867, 5019734, 10039468, 20078936, 40157872]

約数ペア:

[(1, 40157872), (2, 20078936), (4, 10039468), (8, 5019734), (16, 2509867), (43, 933904), (86, 466952), (172, 233476), (344, 116738), (688, 58369)]