207617340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{494327}}^1$

素因数の和:494346

約数の個数: 48

約数和(自身を含む): 664376832

約数和(自身を除く): 456759492

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, 494327, 988654, 1482981, 1977308, 2471635, 2965962, 3460289, 4943270, 5931924, 6920578, 7414905, 9886540, 10380867, 13841156, 14829810, 17301445, 20761734, 29659620, 34602890, 41523468, 51904335, 69205780, 103808670, 207617340]

約数ペア:

[(1, 207617340), (2, 103808670), (3, 69205780), (4, 51904335), (5, 41523468), (6, 34602890), (7, 29659620), (10, 20761734), (12, 17301445), (14, 14829810), (15, 13841156), (20, 10380867), (21, 9886540), (28, 7414905), (30, 6920578), (35, 5931924), (42, 4943270), (60, 3460289), (70, 2965962), (84, 2471635), (105, 1977308), (140, 1482981), (210, 988654), (420, 494327)]