126198920

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{23029}}^1$

素因数の和:23177

約数の個数: 32

約数和(自身を含む): 286032600

約数和(自身を除く): 159833680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 2740, 5480, 23029, 46058, 92116, 115145, 184232, 230290, 460580, 921160, 3154973, 6309946, 12619892, 15774865, 25239784, 31549730, 63099460, 126198920]

約数ペア:

[(1, 126198920), (2, 63099460), (4, 31549730), (5, 25239784), (8, 15774865), (10, 12619892), (20, 6309946), (40, 3154973), (137, 921160), (274, 460580), (548, 230290), (685, 184232), (1096, 115145), (1370, 92116), (2740, 46058), (5480, 23029)]