204812980

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{95707}}^1$

素因数の和:95823

約数の個数: 24

約数和(自身を含む): 434131488

約数和(自身を除く): 229318508

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 95707, 191414, 382828, 478535, 957070, 1914140, 10240649, 20481298, 40962596, 51203245, 102406490, 204812980]

約数ペア:

[(1, 204812980), (2, 102406490), (4, 51203245), (5, 40962596), (10, 20481298), (20, 10240649), (107, 1914140), (214, 957070), (428, 478535), (535, 382828), (1070, 191414), (2140, 95707)]