20560260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{48953}}^1$

素因数の和:48972

約数の個数: 48

約数和(自身を含む): 65794176

約数和(自身を除く): 45233916

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 48953, 97906, 146859, 195812, 244765, 293718, 342671, 489530, 587436, 685342, 734295, 979060, 1028013, 1370684, 1468590, 1713355, 2056026, 2937180, 3426710, 4112052, 5140065, 6853420, 10280130, 20560260]

約数ペア:

[(1, 20560260), (2, 10280130), (3, 6853420), (4, 5140065), (5, 4112052), (6, 3426710), (7, 2937180), (10, 2056026), (12, 1713355), (14, 1468590), (15, 1370684), (20, 1028013), (21, 979060), (28, 734295), (30, 685342), (35, 587436), (42, 489530), (60, 342671), (70, 293718), (84, 244765), (105, 195812), (140, 146859), (210, 97906), (420, 48953)]