918260

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{937}}^1$

素因数の和:960

約数の個数: 36

約数和(自身を含む): 2245572

約数和(自身を除く): 1327312

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 937, 980, 1874, 3748, 4685, 6559, 9370, 13118, 18740, 26236, 32795, 45913, 65590, 91826, 131180, 183652, 229565, 459130, 918260]

約数ペア:

[(1, 918260), (2, 459130), (4, 229565), (5, 183652), (7, 131180), (10, 91826), (14, 65590), (20, 45913), (28, 32795), (35, 26236), (49, 18740), (70, 13118), (98, 9370), (140, 6559), (196, 4685), (245, 3748), (490, 1874), (937, 980)]