1326565520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{17291}}^1$

素因数の和:17448

約数の個数: 80

約数和(自身を含む): 3550808448

約数和(自身を除く): 2224242928

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 137, 140, 274, 280, 548, 560, 685, 959, 1096, 1370, 1918, 2192, 2740, 3836, 4795, 5480, 7672, 9590, 10960, 15344, 17291, 19180, 34582, 38360, 69164, 76720, 86455, 121037, 138328, 172910, 242074, 276656, 345820, 484148, 605185, 691640, 968296, 1210370, 1383280, 1936592, 2368867, 2420740, 4737734, 4841480, 9475468, 9682960, 11844335, 16582069, 18950936, 23688670, 33164138, 37901872, 47377340, 66328276, 82910345, 94754680, 132656552, 165820690, 189509360, 265313104, 331641380, 663282760, 1326565520]

約数ペア:

[(1, 1326565520), (2, 663282760), (4, 331641380), (5, 265313104), (7, 189509360), (8, 165820690), (10, 132656552), (14, 94754680), (16, 82910345), (20, 66328276), (28, 47377340), (35, 37901872), (40, 33164138), (56, 23688670), (70, 18950936), (80, 16582069), (112, 11844335), (137, 9682960), (140, 9475468), (274, 4841480), (280, 4737734), (548, 2420740), (560, 2368867), (685, 1936592), (959, 1383280), (1096, 1210370), (1370, 968296), (1918, 691640), (2192, 605185), (2740, 484148), (3836, 345820), (4795, 276656), (5480, 242074), (7672, 172910), (9590, 138328), (10960, 121037), (15344, 86455), (17291, 76720), (19180, 69164), (34582, 38360)]