4869852380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{64399}}^1$

素因数の和:64626

約数の個数: 48

約数和(自身を含む): 10819200000

約数和(自身を除く): 5949347620

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 199, 380, 398, 796, 995, 1990, 3781, 3980, 7562, 15124, 18905, 37810, 64399, 75620, 128798, 257596, 321995, 643990, 1223581, 1287980, 2447162, 4894324, 6117905, 12235810, 12815401, 24471620, 25630802, 51261604, 64077005, 128154010, 243492619, 256308020, 486985238, 973970476, 1217463095, 2434926190, 4869852380]

約数ペア:

[(1, 4869852380), (2, 2434926190), (4, 1217463095), (5, 973970476), (10, 486985238), (19, 256308020), (20, 243492619), (38, 128154010), (76, 64077005), (95, 51261604), (190, 25630802), (199, 24471620), (380, 12815401), (398, 12235810), (796, 6117905), (995, 4894324), (1990, 2447162), (3781, 1287980), (3980, 1223581), (7562, 643990), (15124, 321995), (18905, 257596), (37810, 128798), (64399, 75620)]