120897020

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{44123}}^1$

素因数の和:44269

約数の個数: 24

約数和(自身を含む): 255742704

約数和(自身を除く): 134845684

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 44123, 88246, 176492, 220615, 441230, 882460, 6044851, 12089702, 24179404, 30224255, 60448510, 120897020]

約数ペア:

[(1, 120897020), (2, 60448510), (4, 30224255), (5, 24179404), (10, 12089702), (20, 6044851), (137, 882460), (274, 441230), (548, 220615), (685, 176492), (1370, 88246), (2740, 44123)]