12173920

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{6917}}^1$

素因数の和:6943

約数の個数: 48

約数和(自身を含む): 31380048

約数和(自身を除く): 19206128

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 6917, 13834, 27668, 34585, 55336, 69170, 76087, 110672, 138340, 152174, 221344, 276680, 304348, 380435, 553360, 608696, 760870, 1106720, 1217392, 1521740, 2434784, 3043480, 6086960, 12173920]

約数ペア:

[(1, 12173920), (2, 6086960), (4, 3043480), (5, 2434784), (8, 1521740), (10, 1217392), (11, 1106720), (16, 760870), (20, 608696), (22, 553360), (32, 380435), (40, 304348), (44, 276680), (55, 221344), (80, 152174), (88, 138340), (110, 110672), (160, 76087), (176, 69170), (220, 55336), (352, 34585), (440, 27668), (880, 13834), (1760, 6917)]