12687430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{859}}^1$

素因数の和:1084

約数の個数: 32

約数和(自身を含む): 26254080

約数和(自身を除く): 13566650

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 211, 422, 859, 1055, 1477, 1718, 2110, 2954, 4295, 6013, 7385, 8590, 12026, 14770, 30065, 60130, 181249, 362498, 906245, 1268743, 1812490, 2537486, 6343715, 12687430]

約数ペア:

[(1, 12687430), (2, 6343715), (5, 2537486), (7, 1812490), (10, 1268743), (14, 906245), (35, 362498), (70, 181249), (211, 60130), (422, 30065), (859, 14770), (1055, 12026), (1477, 8590), (1718, 7385), (2110, 6013), (2954, 4295)]