2640176

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2143}}^1$

素因数の和:2169

約数の個数: 40

約数和(自身を含む): 6380544

約数和(自身を除く): 3740368

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 616, 1232, 2143, 4286, 8572, 15001, 17144, 23573, 30002, 34288, 47146, 60004, 94292, 120008, 165011, 188584, 240016, 330022, 377168, 660044, 1320088, 2640176]

約数ペア:

[(1, 2640176), (2, 1320088), (4, 660044), (7, 377168), (8, 330022), (11, 240016), (14, 188584), (16, 165011), (22, 120008), (28, 94292), (44, 60004), (56, 47146), (77, 34288), (88, 30002), (112, 23573), (154, 17144), (176, 15001), (308, 8572), (616, 4286), (1232, 2143)]