203204590

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{257221}}^1$

素因数の和:257307

約数の個数: 16

約数和(自身を含む): 370399680

約数和(自身を除く): 167195090

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 257221, 514442, 1286105, 2572210, 20320459, 40640918, 101602295, 203204590]

約数ペア:

[(1, 203204590), (2, 101602295), (5, 40640918), (10, 20320459), (79, 2572210), (158, 1286105), (395, 514442), (790, 257221)]