421857712

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{199}}^1\times {\mathrm{2819}}^1$

素因数の和:3073

約数の個数: 40

約数和(自身を含む): 839232000

約数和(自身を除く): 417374288

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 199, 376, 398, 752, 796, 1592, 2819, 3184, 5638, 9353, 11276, 18706, 22552, 37412, 45104, 74824, 132493, 149648, 264986, 529972, 560981, 1059944, 1121962, 2119888, 2243924, 4487848, 8975696, 26366107, 52732214, 105464428, 210928856, 421857712]

約数ペア:

[(1, 421857712), (2, 210928856), (4, 105464428), (8, 52732214), (16, 26366107), (47, 8975696), (94, 4487848), (188, 2243924), (199, 2119888), (376, 1121962), (398, 1059944), (752, 560981), (796, 529972), (1592, 264986), (2819, 149648), (3184, 132493), (5638, 74824), (9353, 45104), (11276, 37412), (18706, 22552)]