205808540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{27737}}^1$

素因数の和:27806

約数の個数: 48

約数和(自身を含む): 503278272

約数和(自身を除く): 297469732

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 70, 106, 140, 212, 265, 371, 530, 742, 1060, 1484, 1855, 3710, 7420, 27737, 55474, 110948, 138685, 194159, 277370, 388318, 554740, 776636, 970795, 1470061, 1941590, 2940122, 3883180, 5880244, 7350305, 10290427, 14700610, 20580854, 29401220, 41161708, 51452135, 102904270, 205808540]

約数ペア:

[(1, 205808540), (2, 102904270), (4, 51452135), (5, 41161708), (7, 29401220), (10, 20580854), (14, 14700610), (20, 10290427), (28, 7350305), (35, 5880244), (53, 3883180), (70, 2940122), (106, 1941590), (140, 1470061), (212, 970795), (265, 776636), (371, 554740), (530, 388318), (742, 277370), (1060, 194159), (1484, 138685), (1855, 110948), (3710, 55474), (7420, 27737)]