27601980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{65719}}^1$

素因数の和:65738

約数の個数: 48

約数和(自身を含む): 88327680

約数和(自身を除く): 60725700

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, 65719, 131438, 197157, 262876, 328595, 394314, 460033, 657190, 788628, 920066, 985785, 1314380, 1380099, 1840132, 1971570, 2300165, 2760198, 3943140, 4600330, 5520396, 6900495, 9200660, 13800990, 27601980]

約数ペア:

[(1, 27601980), (2, 13800990), (3, 9200660), (4, 6900495), (5, 5520396), (6, 4600330), (7, 3943140), (10, 2760198), (12, 2300165), (14, 1971570), (15, 1840132), (20, 1380099), (21, 1314380), (28, 985785), (30, 920066), (35, 788628), (42, 657190), (60, 460033), (70, 394314), (84, 328595), (105, 262876), (140, 197157), (210, 131438), (420, 65719)]