68735380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{490967}}^1$

素因数の和:490983

約数の個数: 24

約数和(自身を含む): 164965248

約数和(自身を除く): 96229868

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 490967, 981934, 1963868, 2454835, 3436769, 4909670, 6873538, 9819340, 13747076, 17183845, 34367690, 68735380]

約数ペア:

[(1, 68735380), (2, 34367690), (4, 17183845), (5, 13747076), (7, 9819340), (10, 6873538), (14, 4909670), (20, 3436769), (28, 2454835), (35, 1963868), (70, 981934), (140, 490967)]