1320340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{9431}}^1$

素因数の和:9447

約数の個数: 24

約数和(自身を含む): 3169152

約数和(自身を除く): 1848812

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 9431, 18862, 37724, 47155, 66017, 94310, 132034, 188620, 264068, 330085, 660170, 1320340]

約数ペア:

[(1, 1320340), (2, 660170), (4, 330085), (5, 264068), (7, 188620), (10, 132034), (14, 94310), (20, 66017), (28, 47155), (35, 37724), (70, 18862), (140, 9431)]