30318260

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{30937}}^1$

素因数の和:30960

約数の個数: 36

約数和(自身を含む): 74065572

約数和(自身を除く): 43747312

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 30937, 61874, 123748, 154685, 216559, 309370, 433118, 618740, 866236, 1082795, 1515913, 2165590, 3031826, 4331180, 6063652, 7579565, 15159130, 30318260]

約数ペア:

[(1, 30318260), (2, 15159130), (4, 7579565), (5, 6063652), (7, 4331180), (10, 3031826), (14, 2165590), (20, 1515913), (28, 1082795), (35, 866236), (49, 618740), (70, 433118), (98, 309370), (140, 216559), (196, 154685), (245, 123748), (490, 61874), (980, 30937)]