20143470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{311}}^1$

素因数の和:465

約数の個数: 64

約数和(自身を含む): 51757056

約数和(自身を除く): 31613586

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 127, 170, 254, 255, 311, 381, 510, 622, 635, 762, 933, 1270, 1555, 1866, 1905, 2159, 3110, 3810, 4318, 4665, 5287, 6477, 9330, 10574, 10795, 12954, 15861, 21590, 26435, 31722, 32385, 39497, 52870, 64770, 78994, 79305, 118491, 158610, 197485, 236982, 394970, 592455, 671449, 1184910, 1342898, 2014347, 3357245, 4028694, 6714490, 10071735, 20143470]

約数ペア:

[(1, 20143470), (2, 10071735), (3, 6714490), (5, 4028694), (6, 3357245), (10, 2014347), (15, 1342898), (17, 1184910), (30, 671449), (34, 592455), (51, 394970), (85, 236982), (102, 197485), (127, 158610), (170, 118491), (254, 79305), (255, 78994), (311, 64770), (381, 52870), (510, 39497), (622, 32385), (635, 31722), (762, 26435), (933, 21590), (1270, 15861), (1555, 12954), (1866, 10795), (1905, 10574), (2159, 9330), (3110, 6477), (3810, 5287), (4318, 4665)]