341428640

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{304847}}^1$

素因数の和:304869

約数の個数: 48

約数和(自身を含む): 921860352

約数和(自身を除く): 580431712

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 304847, 609694, 1219388, 1524235, 2133929, 2438776, 3048470, 4267858, 4877552, 6096940, 8535716, 9755104, 10669645, 12193880, 17071432, 21339290, 24387760, 34142864, 42678580, 48775520, 68285728, 85357160, 170714320, 341428640]

約数ペア:

[(1, 341428640), (2, 170714320), (4, 85357160), (5, 68285728), (7, 48775520), (8, 42678580), (10, 34142864), (14, 24387760), (16, 21339290), (20, 17071432), (28, 12193880), (32, 10669645), (35, 9755104), (40, 8535716), (56, 6096940), (70, 4877552), (80, 4267858), (112, 3048470), (140, 2438776), (160, 2133929), (224, 1524235), (280, 1219388), (560, 609694), (1120, 304847)]