67958180

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{199877}}^1$

素因数の和:199903

約数の個数: 24

約数和(自身を含む): 151107768

約数和(自身を除く): 83149588

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 199877, 399754, 799508, 999385, 1998770, 3397909, 3997540, 6795818, 13591636, 16989545, 33979090, 67958180]

約数ペア:

[(1, 67958180), (2, 33979090), (4, 16989545), (5, 13591636), (10, 6795818), (17, 3997540), (20, 3397909), (34, 1998770), (68, 999385), (85, 799508), (170, 399754), (340, 199877)]