394035460

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{197}}^1$

素因数の和:390

約数の個数: 144

約数和(自身を含む): 1048514544

約数和(自身を除く): 654479084

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 157, 182, 196, 197, 245, 260, 314, 364, 394, 455, 490, 628, 637, 785, 788, 910, 980, 985, 1099, 1274, 1379, 1570, 1820, 1970, 2041, 2198, 2548, 2561, 2758, 3140, 3185, 3940, 4082, 4396, 5122, 5495, 5516, 6370, 6895, 7693, 8164, 9653, 10205, 10244, 10990, 12740, 12805, 13790, 14287, 15386, 17927, 19306, 20410, 21980, 25610, 27580, 28574, 30772, 30929, 35854, 38465, 38612, 40820, 48265, 51220, 57148, 61858, 71435, 71708, 76930, 89635, 96530, 100009, 123716, 125489, 142870, 153860, 154645, 179270, 193060, 200018, 216503, 250978, 285740, 309290, 358540, 400036, 402077, 433006, 500045, 501956, 618580, 627445, 804154, 866012, 1000090, 1082515, 1254890, 1515521, 1608308, 2000180, 2010385, 2165030, 2509780, 2814539, 3031042, 4020770, 4330060, 5629078, 6062084, 7577605, 8041540, 11258156, 14072695, 15155210, 19701773, 28145390, 30310420, 39403546, 56290780, 78807092, 98508865, 197017730, 394035460]

約数ペア:

[(1, 394035460), (2, 197017730), (4, 98508865), (5, 78807092), (7, 56290780), (10, 39403546), (13, 30310420), (14, 28145390), (20, 19701773), (26, 15155210), (28, 14072695), (35, 11258156), (49, 8041540), (52, 7577605), (65, 6062084), (70, 5629078), (91, 4330060), (98, 4020770), (130, 3031042), (140, 2814539), (157, 2509780), (182, 2165030), (196, 2010385), (197, 2000180), (245, 1608308), (260, 1515521), (314, 1254890), (364, 1082515), (394, 1000090), (455, 866012), (490, 804154), (628, 627445), (637, 618580), (785, 501956), (788, 500045), (910, 433006), (980, 402077), (985, 400036), (1099, 358540), (1274, 309290), (1379, 285740), (1570, 250978), (1820, 216503), (1970, 200018), (2041, 193060), (2198, 179270), (2548, 154645), (2561, 153860), (2758, 142870), (3140, 125489), (3185, 123716), (3940, 100009), (4082, 96530), (4396, 89635), (5122, 76930), (5495, 71708), (5516, 71435), (6370, 61858), (6895, 57148), (7693, 51220), (8164, 48265), (9653, 40820), (10205, 38612), (10244, 38465), (10990, 35854), (12740, 30929), (12805, 30772), (13790, 28574), (14287, 27580), (15386, 25610), (17927, 21980), (19306, 20410)]