861828310

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1949}}^1\times {\mathrm{6317}}^1$

素因数の和:8280

約数の個数: 32

約数和(自身を含む): 1774094400

約数和(自身を除く): 912266090

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1949, 3898, 6317, 9745, 12634, 13643, 19490, 27286, 31585, 44219, 63170, 68215, 88438, 136430, 221095, 442190, 12311833, 24623666, 61559165, 86182831, 123118330, 172365662, 430914155, 861828310]

約数ペア:

[(1, 861828310), (2, 430914155), (5, 172365662), (7, 123118330), (10, 86182831), (14, 61559165), (35, 24623666), (70, 12311833), (1949, 442190), (3898, 221095), (6317, 136430), (9745, 88438), (12634, 68215), (13643, 63170), (19490, 44219), (27286, 31585)]