206800520

素因数分解:

$2^3\times 5^1\times {\mathrm{5170013}}^1$

素因数の和:5170024

約数の個数: 16

約数和(自身を含む): 465301260

約数和(自身を除く): 258500740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5170013, 10340026, 20680052, 25850065, 41360104, 51700130, 103400260, 206800520]

約数ペア:

[(1, 206800520), (2, 103400260), (4, 51700130), (5, 41360104), (8, 25850065), (10, 20680052), (20, 10340026), (40, 5170013)]