49678940

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{18131}}^1$

素因数の和:18277

約数の個数: 24

約数和(自身を含む): 105093072

約数和(自身を除く): 55414132

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 18131, 36262, 72524, 90655, 181310, 362620, 2483947, 4967894, 9935788, 12419735, 24839470, 49678940]

約数ペア:

[(1, 49678940), (2, 24839470), (4, 12419735), (5, 9935788), (10, 4967894), (20, 2483947), (137, 362620), (274, 181310), (548, 90655), (685, 72524), (1370, 36262), (2740, 18131)]