137468620

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{63059}}^1$

素因数の和:63177

約数の個数: 24

約数和(自身を含む): 291337200

約数和(自身を除く): 153868580

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 63059, 126118, 252236, 315295, 630590, 1261180, 6873431, 13746862, 27493724, 34367155, 68734310, 137468620]

約数ペア:

[(1, 137468620), (2, 68734310), (4, 34367155), (5, 27493724), (10, 13746862), (20, 6873431), (109, 1261180), (218, 630590), (436, 315295), (545, 252236), (1090, 126118), (2180, 63059)]