26693860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{353}}^1$

素因数の和:580

約数の個数: 48

約数和(自身を含む): 59472000

約数和(自身を除く): 32778140

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 199, 353, 380, 398, 706, 796, 995, 1412, 1765, 1990, 3530, 3781, 3980, 6707, 7060, 7562, 13414, 15124, 18905, 26828, 33535, 37810, 67070, 70247, 75620, 134140, 140494, 280988, 351235, 702470, 1334693, 1404940, 2669386, 5338772, 6673465, 13346930, 26693860]

約数ペア:

[(1, 26693860), (2, 13346930), (4, 6673465), (5, 5338772), (10, 2669386), (19, 1404940), (20, 1334693), (38, 702470), (76, 351235), (95, 280988), (190, 140494), (199, 134140), (353, 75620), (380, 70247), (398, 67070), (706, 37810), (796, 33535), (995, 26828), (1412, 18905), (1765, 15124), (1990, 13414), (3530, 7562), (3781, 7060), (3980, 6707)]