1252080140

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1\times {\mathrm{7673}}^1$

素因数の和:7922

約数の個数: 48

約数和(自身を含む): 2707387200

約数和(自身を除く): 1455307060

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 199, 205, 398, 410, 796, 820, 995, 1990, 3980, 7673, 8159, 15346, 16318, 30692, 32636, 38365, 40795, 76730, 81590, 153460, 163180, 314593, 629186, 1258372, 1526927, 1572965, 3053854, 3145930, 6107708, 6291860, 7634635, 15269270, 30538540, 62604007, 125208014, 250416028, 313020035, 626040070, 1252080140]

約数ペア:

[(1, 1252080140), (2, 626040070), (4, 313020035), (5, 250416028), (10, 125208014), (20, 62604007), (41, 30538540), (82, 15269270), (164, 7634635), (199, 6291860), (205, 6107708), (398, 3145930), (410, 3053854), (796, 1572965), (820, 1526927), (995, 1258372), (1990, 629186), (3980, 314593), (7673, 163180), (8159, 153460), (15346, 81590), (16318, 76730), (30692, 40795), (32636, 38365)]