214004260

素因数分解:

$2^2\times 5^1\times {\mathrm{641}}^1\times {\mathrm{16693}}^1$

素因数の和:17343

約数の個数: 24

約数和(自身を含む): 450137016

約数和(自身を除く): 236132756

約数列:

[1, 2, 4, 5, 10, 20, 641, 1282, 2564, 3205, 6410, 12820, 16693, 33386, 66772, 83465, 166930, 333860, 10700213, 21400426, 42800852, 53501065, 107002130, 214004260]

約数ペア:

[(1, 214004260), (2, 107002130), (4, 53501065), (5, 42800852), (10, 21400426), (20, 10700213), (641, 333860), (1282, 166930), (2564, 83465), (3205, 66772), (6410, 33386), (12820, 16693)]