20628650

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3467}}^1$

素因数の和:3503

約数の個数: 48

約数和(自身を含む): 46443456

約数和(自身を除く): 25814806

約数列:

[1, 2, 5, 7, 10, 14, 17, 25, 34, 35, 50, 70, 85, 119, 170, 175, 238, 350, 425, 595, 850, 1190, 2975, 3467, 5950, 6934, 17335, 24269, 34670, 48538, 58939, 86675, 117878, 121345, 173350, 242690, 294695, 412573, 589390, 606725, 825146, 1213450, 1473475, 2062865, 2946950, 4125730, 10314325, 20628650]

約数ペア:

[(1, 20628650), (2, 10314325), (5, 4125730), (7, 2946950), (10, 2062865), (14, 1473475), (17, 1213450), (25, 825146), (34, 606725), (35, 589390), (50, 412573), (70, 294695), (85, 242690), (119, 173350), (170, 121345), (175, 117878), (238, 86675), (350, 58939), (425, 48538), (595, 34670), (850, 24269), (1190, 17335), (2975, 6934), (3467, 5950)]