688272880

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{506083}}^1$

素因数の和:506113

約数の個数: 40

約数和(自身を含む): 1694369232

約数和(自身を除く): 1006096352

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 506083, 1012166, 2024332, 2530415, 4048664, 5060830, 8097328, 8603411, 10121660, 17206822, 20243320, 34413644, 40486640, 43017055, 68827288, 86034110, 137654576, 172068220, 344136440, 688272880]

約数ペア:

[(1, 688272880), (2, 344136440), (4, 172068220), (5, 137654576), (8, 86034110), (10, 68827288), (16, 43017055), (17, 40486640), (20, 34413644), (34, 20243320), (40, 17206822), (68, 10121660), (80, 8603411), (85, 8097328), (136, 5060830), (170, 4048664), (272, 2530415), (340, 2024332), (680, 1012166), (1360, 506083)]