187071070

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{439}}^1\times {\mathrm{991}}^1$

素因数の和:1480

約数の個数: 32

約数和(自身を含む): 345692160

約数和(自身を除く): 158621090

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 439, 878, 991, 1982, 2195, 4390, 4955, 9910, 18877, 37754, 42613, 85226, 94385, 188770, 213065, 426130, 435049, 870098, 2175245, 4350490, 18707107, 37414214, 93535535, 187071070]

約数ペア:

[(1, 187071070), (2, 93535535), (5, 37414214), (10, 18707107), (43, 4350490), (86, 2175245), (215, 870098), (430, 435049), (439, 426130), (878, 213065), (991, 188770), (1982, 94385), (2195, 85226), (4390, 42613), (4955, 37754), (9910, 18877)]