284769520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{508517}}^1$

素因数の和:508537

約数の個数: 40

約数和(自身を含む): 756674784

約数和(自身を除く): 471905264

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 508517, 1017034, 2034068, 2542585, 3559619, 4068136, 5085170, 7119238, 8136272, 10170340, 14238476, 17798095, 20340680, 28476952, 35596190, 40681360, 56953904, 71192380, 142384760, 284769520]

約数ペア:

[(1, 284769520), (2, 142384760), (4, 71192380), (5, 56953904), (7, 40681360), (8, 35596190), (10, 28476952), (14, 20340680), (16, 17798095), (20, 14238476), (28, 10170340), (35, 8136272), (40, 7119238), (56, 5085170), (70, 4068136), (80, 3559619), (112, 2542585), (140, 2034068), (280, 1017034), (560, 508517)]