9740000

素因数分解:

$2^5\times 5^4\times {\mathrm{487}}^1$

素因数の和:517

約数の個数: 60

約数和(自身を含む): 24011064

約数和(自身を除く): 14271064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 487, 500, 625, 800, 974, 1000, 1250, 1948, 2000, 2435, 2500, 3896, 4000, 4870, 5000, 7792, 9740, 10000, 12175, 15584, 19480, 20000, 24350, 38960, 48700, 60875, 77920, 97400, 121750, 194800, 243500, 304375, 389600, 487000, 608750, 974000, 1217500, 1948000, 2435000, 4870000, 9740000]

約数ペア:

[(1, 9740000), (2, 4870000), (4, 2435000), (5, 1948000), (8, 1217500), (10, 974000), (16, 608750), (20, 487000), (25, 389600), (32, 304375), (40, 243500), (50, 194800), (80, 121750), (100, 97400), (125, 77920), (160, 60875), (200, 48700), (250, 38960), (400, 24350), (487, 20000), (500, 19480), (625, 15584), (800, 12175), (974, 10000), (1000, 9740), (1250, 7792), (1948, 5000), (2000, 4870), (2435, 4000), (2500, 3896)]