26952560

素因数分解:

$2^4\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1693}}^1$

素因数の和:1905

約数の個数: 40

約数和(自身を含む): 63016800

約数和(自身を除く): 36064240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 199, 398, 796, 995, 1592, 1693, 1990, 3184, 3386, 3980, 6772, 7960, 8465, 13544, 15920, 16930, 27088, 33860, 67720, 135440, 336907, 673814, 1347628, 1684535, 2695256, 3369070, 5390512, 6738140, 13476280, 26952560]

約数ペア:

[(1, 26952560), (2, 13476280), (4, 6738140), (5, 5390512), (8, 3369070), (10, 2695256), (16, 1684535), (20, 1347628), (40, 673814), (80, 336907), (199, 135440), (398, 67720), (796, 33860), (995, 27088), (1592, 16930), (1693, 15920), (1990, 13544), (3184, 8465), (3386, 7960), (3980, 6772)]