8444931520

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1388969}}^1$

素因数の和:1389005

約数の個数: 56

約数和(自身を含む): 21167902800

約数和(自身を除く): 12722971280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 304, 320, 380, 608, 760, 1216, 1520, 3040, 6080, 1388969, 2777938, 5555876, 6944845, 11111752, 13889690, 22223504, 26390411, 27779380, 44447008, 52780822, 55558760, 88894016, 105561644, 111117520, 131952055, 211123288, 222235040, 263904110, 422246576, 444470080, 527808220, 844493152, 1055616440, 1688986304, 2111232880, 4222465760, 8444931520]

約数ペア:

[(1, 8444931520), (2, 4222465760), (4, 2111232880), (5, 1688986304), (8, 1055616440), (10, 844493152), (16, 527808220), (19, 444470080), (20, 422246576), (32, 263904110), (38, 222235040), (40, 211123288), (64, 131952055), (76, 111117520), (80, 105561644), (95, 88894016), (152, 55558760), (160, 52780822), (190, 44447008), (304, 27779380), (320, 26390411), (380, 22223504), (608, 13889690), (760, 11111752), (1216, 6944845), (1520, 5555876), (3040, 2777938), (6080, 1388969)]