2004207910

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1327}}^1\times {\mathrm{1697}}^1$

素因数の和:3120

約数の個数: 32

約数和(自身を含む): 3653009280

約数和(自身を除く): 1648801370

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 1327, 1697, 2654, 3394, 6635, 8485, 13270, 16970, 118103, 151033, 236206, 302066, 590515, 755165, 1181030, 1510330, 2251919, 4503838, 11259595, 22519190, 200420791, 400841582, 1002103955, 2004207910]

約数ペア:

[(1, 2004207910), (2, 1002103955), (5, 400841582), (10, 200420791), (89, 22519190), (178, 11259595), (445, 4503838), (890, 2251919), (1327, 1510330), (1697, 1181030), (2654, 755165), (3394, 590515), (6635, 302066), (8485, 236206), (13270, 151033), (16970, 118103)]