28153860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{67033}}^1$

素因数の和:67052

約数の個数: 48

約数和(自身を含む): 90093696

約数和(自身を除く): 61939836

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, 67033, 134066, 201099, 268132, 335165, 402198, 469231, 670330, 804396, 938462, 1005495, 1340660, 1407693, 1876924, 2010990, 2346155, 2815386, 4021980, 4692310, 5630772, 7038465, 9384620, 14076930, 28153860]

約数ペア:

[(1, 28153860), (2, 14076930), (3, 9384620), (4, 7038465), (5, 5630772), (6, 4692310), (7, 4021980), (10, 2815386), (12, 2346155), (14, 2010990), (15, 1876924), (20, 1407693), (21, 1340660), (28, 1005495), (30, 938462), (35, 804396), (42, 670330), (60, 469231), (70, 402198), (84, 335165), (105, 268132), (140, 201099), (210, 134066), (420, 67033)]