889808210

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1253251}}^1$

素因数の和:1253329

約数の個数: 16

約数和(自身を含む): 1624214592

約数和(自身を除く): 734406382

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 1253251, 2506502, 6266255, 12532510, 88980821, 177961642, 444904105, 889808210]

約数ペア:

[(1, 889808210), (2, 444904105), (5, 177961642), (10, 88980821), (71, 12532510), (142, 6266255), (355, 2506502), (710, 1253251)]