492728140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{479}}^1\times {\mathrm{2707}}^1$

素因数の和:3214

約数の個数: 48

約数和(自身を含む): 1091865600

約数和(自身を除く): 599137460

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 479, 958, 1916, 2395, 2707, 4790, 5414, 9101, 9580, 10828, 13535, 18202, 27070, 36404, 45505, 51433, 54140, 91010, 102866, 182020, 205732, 257165, 514330, 1028660, 1296653, 2593306, 5186612, 6483265, 12966530, 24636407, 25933060, 49272814, 98545628, 123182035, 246364070, 492728140]

約数ペア:

[(1, 492728140), (2, 246364070), (4, 123182035), (5, 98545628), (10, 49272814), (19, 25933060), (20, 24636407), (38, 12966530), (76, 6483265), (95, 5186612), (190, 2593306), (380, 1296653), (479, 1028660), (958, 514330), (1916, 257165), (2395, 205732), (2707, 182020), (4790, 102866), (5414, 91010), (9101, 54140), (9580, 51433), (10828, 45505), (13535, 36404), (18202, 27070)]