214957960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{767707}}^1$

素因数の和:767725

約数の個数: 32

約数和(自身を含む): 552749760

約数和(自身を除く): 337791800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 767707, 1535414, 3070828, 3838535, 5373949, 6141656, 7677070, 10747898, 15354140, 21495796, 26869745, 30708280, 42991592, 53739490, 107478980, 214957960]

約数ペア:

[(1, 214957960), (2, 107478980), (4, 53739490), (5, 42991592), (7, 30708280), (8, 26869745), (10, 21495796), (14, 15354140), (20, 10747898), (28, 7677070), (35, 6141656), (40, 5373949), (56, 3838535), (70, 3070828), (140, 1535414), (280, 767707)]