12398960

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{3163}}^1$

素因数の和:3190

約数の個数: 60

約数和(自身を含む): 33544728

約数和(自身を除く): 21145768

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3163, 3920, 6326, 12652, 15815, 22141, 25304, 31630, 44282, 50608, 63260, 88564, 110705, 126520, 154987, 177128, 221410, 253040, 309974, 354256, 442820, 619948, 774935, 885640, 1239896, 1549870, 1771280, 2479792, 3099740, 6199480, 12398960]

約数ペア:

[(1, 12398960), (2, 6199480), (4, 3099740), (5, 2479792), (7, 1771280), (8, 1549870), (10, 1239896), (14, 885640), (16, 774935), (20, 619948), (28, 442820), (35, 354256), (40, 309974), (49, 253040), (56, 221410), (70, 177128), (80, 154987), (98, 126520), (112, 110705), (140, 88564), (196, 63260), (245, 50608), (280, 44282), (392, 31630), (490, 25304), (560, 22141), (784, 15815), (980, 12652), (1960, 6326), (3163, 3920)]