26778020

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{337}}^1$

素因数の和:512

約数の個数: 48

約数和(自身を含む): 58771440

約数和(自身を除く): 31993420

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 137, 145, 274, 290, 337, 548, 580, 674, 685, 1348, 1370, 1685, 2740, 3370, 3973, 6740, 7946, 9773, 15892, 19546, 19865, 39092, 39730, 46169, 48865, 79460, 92338, 97730, 184676, 195460, 230845, 461690, 923380, 1338901, 2677802, 5355604, 6694505, 13389010, 26778020]

約数ペア:

[(1, 26778020), (2, 13389010), (4, 6694505), (5, 5355604), (10, 2677802), (20, 1338901), (29, 923380), (58, 461690), (116, 230845), (137, 195460), (145, 184676), (274, 97730), (290, 92338), (337, 79460), (548, 48865), (580, 46169), (674, 39730), (685, 39092), (1348, 19865), (1370, 19546), (1685, 15892), (2740, 9773), (3370, 7946), (3973, 6740)]