339940720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{607037}}^1$

素因数の和:607057

約数の個数: 40

約数和(自身を含む): 903272544

約数和(自身を除く): 563331824

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 607037, 1214074, 2428148, 3035185, 4249259, 4856296, 6070370, 8498518, 9712592, 12140740, 16997036, 21246295, 24281480, 33994072, 42492590, 48562960, 67988144, 84985180, 169970360, 339940720]

約数ペア:

[(1, 339940720), (2, 169970360), (4, 84985180), (5, 67988144), (7, 48562960), (8, 42492590), (10, 33994072), (14, 24281480), (16, 21246295), (20, 16997036), (28, 12140740), (35, 9712592), (40, 8498518), (56, 6070370), (70, 4856296), (80, 4249259), (112, 3035185), (140, 2428148), (280, 1214074), (560, 607037)]