3189800

素因数分解:

$2^3\times 5^2\times {\mathrm{41}}^1\times {\mathrm{389}}^1$

素因数の和:446

約数の個数: 48

約数和(自身を含む): 7616700

約数和(自身を除く): 4426900

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 41, 50, 82, 100, 164, 200, 205, 328, 389, 410, 778, 820, 1025, 1556, 1640, 1945, 2050, 3112, 3890, 4100, 7780, 8200, 9725, 15560, 15949, 19450, 31898, 38900, 63796, 77800, 79745, 127592, 159490, 318980, 398725, 637960, 797450, 1594900, 3189800]

約数ペア:

[(1, 3189800), (2, 1594900), (4, 797450), (5, 637960), (8, 398725), (10, 318980), (20, 159490), (25, 127592), (40, 79745), (41, 77800), (50, 63796), (82, 38900), (100, 31898), (164, 19450), (200, 15949), (205, 15560), (328, 9725), (389, 8200), (410, 7780), (778, 4100), (820, 3890), (1025, 3112), (1556, 2050), (1640, 1945)]