2010204515

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{361873}}^1$

素因数の和:361990

約数の個数: 16

約数和(自身を含む): 2657602656

約数和(自身を除く): 647398141

約数列:

[1, 5, 11, 55, 101, 505, 1111, 5555, 361873, 1809365, 3980603, 19903015, 36549173, 182745865, 402040903, 2010204515]

約数ペア:

[(1, 2010204515), (5, 402040903), (11, 182745865), (55, 36549173), (101, 19903015), (505, 3980603), (1111, 1809365), (5555, 361873)]