7847380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{193}}^1$

素因数の和:328

約数の個数: 48

約数和(自身を含む): 17599680

約数和(自身を除く): 9752300

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 107, 190, 193, 214, 380, 386, 428, 535, 772, 965, 1070, 1930, 2033, 2140, 3667, 3860, 4066, 7334, 8132, 10165, 14668, 18335, 20330, 20651, 36670, 40660, 41302, 73340, 82604, 103255, 206510, 392369, 413020, 784738, 1569476, 1961845, 3923690, 7847380]

約数ペア:

[(1, 7847380), (2, 3923690), (4, 1961845), (5, 1569476), (10, 784738), (19, 413020), (20, 392369), (38, 206510), (76, 103255), (95, 82604), (107, 73340), (190, 41302), (193, 40660), (214, 36670), (380, 20651), (386, 20330), (428, 18335), (535, 14668), (772, 10165), (965, 8132), (1070, 7334), (1930, 4066), (2033, 3860), (2140, 3667)]