397942270

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{190403}}^1$

素因数の和:190440

約数の個数: 32

約数和(自身を含む): 822545280

約数和(自身を除く): 424603010

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 190403, 380806, 952015, 1904030, 2094433, 3617657, 4188866, 7235314, 10472165, 18088285, 20944330, 36176570, 39794227, 79588454, 198971135, 397942270]

約数ペア:

[(1, 397942270), (2, 198971135), (5, 79588454), (10, 39794227), (11, 36176570), (19, 20944330), (22, 18088285), (38, 10472165), (55, 7235314), (95, 4188866), (110, 3617657), (190, 2094433), (209, 1904030), (418, 952015), (1045, 380806), (2090, 190403)]