27931520

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2297}}^1$

素因数の和:2335

約数の個数: 64

約数和(自身を含む): 70318800

約数和(自身を除く): 42387280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 304, 320, 380, 608, 640, 760, 1216, 1520, 2297, 2432, 3040, 4594, 6080, 9188, 11485, 12160, 18376, 22970, 36752, 43643, 45940, 73504, 87286, 91880, 147008, 174572, 183760, 218215, 294016, 349144, 367520, 436430, 698288, 735040, 872860, 1396576, 1470080, 1745720, 2793152, 3491440, 5586304, 6982880, 13965760, 27931520]

約数ペア:

[(1, 27931520), (2, 13965760), (4, 6982880), (5, 5586304), (8, 3491440), (10, 2793152), (16, 1745720), (19, 1470080), (20, 1396576), (32, 872860), (38, 735040), (40, 698288), (64, 436430), (76, 367520), (80, 349144), (95, 294016), (128, 218215), (152, 183760), (160, 174572), (190, 147008), (304, 91880), (320, 87286), (380, 73504), (608, 45940), (640, 43643), (760, 36752), (1216, 22970), (1520, 18376), (2297, 12160), (2432, 11485), (3040, 9188), (4594, 6080)]