142715860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1019399}}^1$

素因数の和:1019415

約数の個数: 24

約数和(自身を含む): 342518400

約数和(自身を除く): 199802540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1019399, 2038798, 4077596, 5096995, 7135793, 10193990, 14271586, 20387980, 28543172, 35678965, 71357930, 142715860]

約数ペア:

[(1, 142715860), (2, 71357930), (4, 35678965), (5, 28543172), (7, 20387980), (10, 14271586), (14, 10193990), (20, 7135793), (28, 5096995), (35, 4077596), (70, 2038798), (140, 1019399)]