203230510

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{20887}}^1$

素因数の和:21040

約数の個数: 32

約数和(自身を含む): 421102080

約数和(自身を除く): 217871570

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 139, 278, 695, 973, 1390, 1946, 4865, 9730, 20887, 41774, 104435, 146209, 208870, 292418, 731045, 1462090, 2903293, 5806586, 14516465, 20323051, 29032930, 40646102, 101615255, 203230510]

約数ペア:

[(1, 203230510), (2, 101615255), (5, 40646102), (7, 29032930), (10, 20323051), (14, 14516465), (35, 5806586), (70, 2903293), (139, 1462090), (278, 731045), (695, 292418), (973, 208870), (1390, 146209), (1946, 104435), (4865, 41774), (9730, 20887)]