426580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{277}}^1$

素因数の和:304

約数の個数: 48

約数和(自身を含む): 1120896

約数和(自身を除く): 694316

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 277, 308, 385, 554, 770, 1108, 1385, 1540, 1939, 2770, 3047, 3878, 5540, 6094, 7756, 9695, 12188, 15235, 19390, 21329, 30470, 38780, 42658, 60940, 85316, 106645, 213290, 426580]

約数ペア:

[(1, 426580), (2, 213290), (4, 106645), (5, 85316), (7, 60940), (10, 42658), (11, 38780), (14, 30470), (20, 21329), (22, 19390), (28, 15235), (35, 12188), (44, 9695), (55, 7756), (70, 6094), (77, 5540), (110, 3878), (140, 3047), (154, 2770), (220, 1939), (277, 1540), (308, 1385), (385, 1108), (554, 770)]