3975740

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{1451}}^1$

素因数の和:1597

約数の個数: 24

約数和(自身を含む): 8415792

約数和(自身を除く): 4440052

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 1451, 2740, 2902, 5804, 7255, 14510, 29020, 198787, 397574, 795148, 993935, 1987870, 3975740]

約数ペア:

[(1, 3975740), (2, 1987870), (4, 993935), (5, 795148), (10, 397574), (20, 198787), (137, 29020), (274, 14510), (548, 7255), (685, 5804), (1370, 2902), (1451, 2740)]