385862960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{689041}}^1$

素因数の和:689061

約数の個数: 40

約数和(自身を含む): 1025294496

約数和(自身を除く): 639431536

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 689041, 1378082, 2756164, 3445205, 4823287, 5512328, 6890410, 9646574, 11024656, 13780820, 19293148, 24116435, 27561640, 38586296, 48232870, 55123280, 77172592, 96465740, 192931480, 385862960]

約数ペア:

[(1, 385862960), (2, 192931480), (4, 96465740), (5, 77172592), (7, 55123280), (8, 48232870), (10, 38586296), (14, 27561640), (16, 24116435), (20, 19293148), (28, 13780820), (35, 11024656), (40, 9646574), (56, 6890410), (70, 5512328), (80, 4823287), (112, 3445205), (140, 2756164), (280, 1378082), (560, 689041)]