168392980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1202807}}^1$

素因数の和:1202823

約数の個数: 24

約数和(自身を含む): 404143488

約数和(自身を除く): 235750508

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1202807, 2405614, 4811228, 6014035, 8419649, 12028070, 16839298, 24056140, 33678596, 42098245, 84196490, 168392980]

約数ペア:

[(1, 168392980), (2, 84196490), (4, 42098245), (5, 33678596), (7, 24056140), (10, 16839298), (14, 12028070), (20, 8419649), (28, 6014035), (35, 4811228), (70, 2405614), (140, 1202807)]