27871620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{66361}}^1$

素因数の和:66380

約数の個数: 48

約数和(自身を含む): 89190528

約数和(自身を除く): 61318908

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, 66361, 132722, 199083, 265444, 331805, 398166, 464527, 663610, 796332, 929054, 995415, 1327220, 1393581, 1858108, 1990830, 2322635, 2787162, 3981660, 4645270, 5574324, 6967905, 9290540, 13935810, 27871620]

約数ペア:

[(1, 27871620), (2, 13935810), (3, 9290540), (4, 6967905), (5, 5574324), (6, 4645270), (7, 3981660), (10, 2787162), (12, 2322635), (14, 1990830), (15, 1858108), (20, 1393581), (21, 1327220), (28, 995415), (30, 929054), (35, 796332), (42, 663610), (60, 464527), (70, 398166), (84, 331805), (105, 265444), (140, 199083), (210, 132722), (420, 66361)]