2120720

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{541}}^1$

素因数の和:568

約数の個数: 60

約数和(自身を含む): 5746284

約数和(自身を除く): 3625564

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 541, 560, 784, 980, 1082, 1960, 2164, 2705, 3787, 3920, 4328, 5410, 7574, 8656, 10820, 15148, 18935, 21640, 26509, 30296, 37870, 43280, 53018, 60592, 75740, 106036, 132545, 151480, 212072, 265090, 302960, 424144, 530180, 1060360, 2120720]

約数ペア:

[(1, 2120720), (2, 1060360), (4, 530180), (5, 424144), (7, 302960), (8, 265090), (10, 212072), (14, 151480), (16, 132545), (20, 106036), (28, 75740), (35, 60592), (40, 53018), (49, 43280), (56, 37870), (70, 30296), (80, 26509), (98, 21640), (112, 18935), (140, 15148), (196, 10820), (245, 8656), (280, 7574), (392, 5410), (490, 4328), (541, 3920), (560, 3787), (784, 2705), (980, 2164), (1082, 1960)]