3873860

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1777}}^1$

素因数の和:1895

約数の個数: 24

約数和(自身を含む): 8214360

約数和(自身を除く): 4340500

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 1777, 2180, 3554, 7108, 8885, 17770, 35540, 193693, 387386, 774772, 968465, 1936930, 3873860]

約数ペア:

[(1, 3873860), (2, 1936930), (4, 968465), (5, 774772), (10, 387386), (20, 193693), (109, 35540), (218, 17770), (436, 8885), (545, 7108), (1090, 3554), (1777, 2180)]