56983780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{2971}}^1$

素因数の和:3124

約数の個数: 48

約数和(自身を含む): 137805696

約数和(自身を除く): 80821916

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 137, 140, 274, 548, 685, 959, 1370, 1918, 2740, 2971, 3836, 4795, 5942, 9590, 11884, 14855, 19180, 20797, 29710, 41594, 59420, 83188, 103985, 207970, 407027, 415940, 814054, 1628108, 2035135, 2849189, 4070270, 5698378, 8140540, 11396756, 14245945, 28491890, 56983780]

約数ペア:

[(1, 56983780), (2, 28491890), (4, 14245945), (5, 11396756), (7, 8140540), (10, 5698378), (14, 4070270), (20, 2849189), (28, 2035135), (35, 1628108), (70, 814054), (137, 415940), (140, 407027), (274, 207970), (548, 103985), (685, 83188), (959, 59420), (1370, 41594), (1918, 29710), (2740, 20797), (2971, 19180), (3836, 14855), (4795, 11884), (5942, 9590)]