219044240

素因数分解:

$2^4\times 5^1\times {\mathrm{1019}}^1\times {\mathrm{2687}}^1$

素因数の和:3719

約数の個数: 40

約数和(自身を含む): 509967360

約数和(自身を除く): 290923120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1019, 2038, 2687, 4076, 5095, 5374, 8152, 10190, 10748, 13435, 16304, 20380, 21496, 26870, 40760, 42992, 53740, 81520, 107480, 214960, 2738053, 5476106, 10952212, 13690265, 21904424, 27380530, 43808848, 54761060, 109522120, 219044240]

約数ペア:

[(1, 219044240), (2, 109522120), (4, 54761060), (5, 43808848), (8, 27380530), (10, 21904424), (16, 13690265), (20, 10952212), (40, 5476106), (80, 2738053), (1019, 214960), (2038, 107480), (2687, 81520), (4076, 53740), (5095, 42992), (5374, 40760), (8152, 26870), (10190, 21496), (10748, 20380), (13435, 16304)]