2019134120

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1109}}^1\times {\mathrm{1979}}^1$

素因数の和:3122

約数の個数: 64

約数和(自身を含む): 4747248000

約数和(自身を除く): 2728113880

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 1109, 1979, 2218, 3958, 4436, 5545, 7916, 8872, 9895, 11090, 15832, 19790, 22180, 25507, 39580, 44360, 45517, 51014, 79160, 91034, 102028, 127535, 182068, 204056, 227585, 255070, 364136, 455170, 510140, 910340, 1020280, 1820680, 2194711, 4389422, 8778844, 10973555, 17557688, 21947110, 43894220, 50478353, 87788440, 100956706, 201913412, 252391765, 403826824, 504783530, 1009567060, 2019134120]

約数ペア:

[(1, 2019134120), (2, 1009567060), (4, 504783530), (5, 403826824), (8, 252391765), (10, 201913412), (20, 100956706), (23, 87788440), (40, 50478353), (46, 43894220), (92, 21947110), (115, 17557688), (184, 10973555), (230, 8778844), (460, 4389422), (920, 2194711), (1109, 1820680), (1979, 1020280), (2218, 910340), (3958, 510140), (4436, 455170), (5545, 364136), (7916, 255070), (8872, 227585), (9895, 204056), (11090, 182068), (15832, 127535), (19790, 102028), (22180, 91034), (25507, 79160), (39580, 51014), (44360, 45517)]