199089520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{355517}}^1$

素因数の和:355537

約数の個数: 40

約数和(自身を含む): 529010784

約数和(自身を除く): 329921264

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 355517, 711034, 1422068, 1777585, 2488619, 2844136, 3555170, 4977238, 5688272, 7110340, 9954476, 12443095, 14220680, 19908952, 24886190, 28441360, 39817904, 49772380, 99544760, 199089520]

約数ペア:

[(1, 199089520), (2, 99544760), (4, 49772380), (5, 39817904), (7, 28441360), (8, 24886190), (10, 19908952), (14, 14220680), (16, 12443095), (20, 9954476), (28, 7110340), (35, 5688272), (40, 4977238), (56, 3555170), (70, 2844136), (80, 2488619), (112, 1777585), (140, 1422068), (280, 711034), (560, 355517)]