26838920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1361}}^1$

素因数の和:1418

約数の個数: 64

約数和(自身を含む): 66193200

約数和(自身を除く): 39354280

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 29, 34, 40, 58, 68, 85, 116, 136, 145, 170, 232, 290, 340, 493, 580, 680, 986, 1160, 1361, 1972, 2465, 2722, 3944, 4930, 5444, 6805, 9860, 10888, 13610, 19720, 23137, 27220, 39469, 46274, 54440, 78938, 92548, 115685, 157876, 185096, 197345, 231370, 315752, 394690, 462740, 670973, 789380, 925480, 1341946, 1578760, 2683892, 3354865, 5367784, 6709730, 13419460, 26838920]

約数ペア:

[(1, 26838920), (2, 13419460), (4, 6709730), (5, 5367784), (8, 3354865), (10, 2683892), (17, 1578760), (20, 1341946), (29, 925480), (34, 789380), (40, 670973), (58, 462740), (68, 394690), (85, 315752), (116, 231370), (136, 197345), (145, 185096), (170, 157876), (232, 115685), (290, 92548), (340, 78938), (493, 54440), (580, 46274), (680, 39469), (986, 27220), (1160, 23137), (1361, 19720), (1972, 13610), (2465, 10888), (2722, 9860), (3944, 6805), (4930, 5444)]