220173856

素因数分解:

$2^5\times 7^2\times {\mathrm{140417}}^1$

素因数の和:140441

約数の個数: 36

約数和(自身を含む): 504241038

約数和(自身を除く): 284067182

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 392, 784, 1568, 140417, 280834, 561668, 982919, 1123336, 1965838, 2246672, 3931676, 4493344, 6880433, 7863352, 13760866, 15726704, 27521732, 31453408, 55043464, 110086928, 220173856]

約数ペア:

[(1, 220173856), (2, 110086928), (4, 55043464), (7, 31453408), (8, 27521732), (14, 15726704), (16, 13760866), (28, 7863352), (32, 6880433), (49, 4493344), (56, 3931676), (98, 2246672), (112, 1965838), (196, 1123336), (224, 982919), (392, 561668), (784, 280834), (1568, 140417)]