205122370

素因数分解:

$2^1\times 5^1\times {\mathrm{1013}}^1\times {\mathrm{20249}}^1$

素因数の和:21269

約数の個数: 16

約数和(自身を含む): 369603000

約数和(自身を除く): 164480630

約数列:

[1, 2, 5, 10, 1013, 2026, 5065, 10130, 20249, 40498, 101245, 202490, 20512237, 41024474, 102561185, 205122370]

約数ペア:

[(1, 205122370), (2, 102561185), (5, 41024474), (10, 20512237), (1013, 202490), (2026, 101245), (5065, 40498), (10130, 20249)]