2019308095

素因数分解:

$5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1\times {\mathrm{4129}}^1$

素因数の和:4387

約数の個数: 32

約数和(自身を含む): 2818972800

約数和(自身を除く): 799664705

約数列:

[1, 5, 7, 35, 89, 157, 445, 623, 785, 1099, 3115, 4129, 5495, 13973, 20645, 28903, 69865, 97811, 144515, 367481, 489055, 648253, 1837405, 2572367, 3241265, 4537771, 12861835, 22688855, 57694517, 288472585, 403861619, 2019308095]

約数ペア:

[(1, 2019308095), (5, 403861619), (7, 288472585), (35, 57694517), (89, 22688855), (157, 12861835), (445, 4537771), (623, 3241265), (785, 2572367), (1099, 1837405), (3115, 648253), (4129, 489055), (5495, 367481), (13973, 144515), (20645, 97811), (28903, 69865)]