1312240

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{349}}^1$

素因数の和:409

約数の個数: 40

約数和(自身を含む): 3124800

約数和(自身を除く): 1812560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 349, 376, 470, 698, 752, 940, 1396, 1745, 1880, 2792, 3490, 3760, 5584, 6980, 13960, 16403, 27920, 32806, 65612, 82015, 131224, 164030, 262448, 328060, 656120, 1312240]

約数ペア:

[(1, 1312240), (2, 656120), (4, 328060), (5, 262448), (8, 164030), (10, 131224), (16, 82015), (20, 65612), (40, 32806), (47, 27920), (80, 16403), (94, 13960), (188, 6980), (235, 5584), (349, 3760), (376, 3490), (470, 2792), (698, 1880), (752, 1745), (940, 1396)]