2178221330

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{52223}}^1$

素因数の和:52370

約数の個数: 32

約数和(自身を含む): 4053417984

約数和(自身を除く): 1875196654

約数列:

[1, 2, 5, 10, 43, 86, 97, 194, 215, 430, 485, 970, 4171, 8342, 20855, 41710, 52223, 104446, 261115, 522230, 2245589, 4491178, 5065631, 10131262, 11227945, 22455890, 25328155, 50656310, 217822133, 435644266, 1089110665, 2178221330]

約数ペア:

[(1, 2178221330), (2, 1089110665), (5, 435644266), (10, 217822133), (43, 50656310), (86, 25328155), (97, 22455890), (194, 11227945), (215, 10131262), (430, 5065631), (485, 4491178), (970, 2245589), (4171, 522230), (8342, 261115), (20855, 104446), (41710, 52223)]