2986060

素因数分解:

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

素因数の和:311

約数の個数: 72

約数和(自身を含む): 7986384

約数和(自身を除く): 5000324

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 277, 308, 385, 490, 539, 554, 770, 980, 1078, 1108, 1385, 1540, 1939, 2156, 2695, 2770, 3047, 3878, 5390, 5540, 6094, 7756, 9695, 10780, 12188, 13573, 15235, 19390, 21329, 27146, 30470, 38780, 42658, 54292, 60940, 67865, 85316, 106645, 135730, 149303, 213290, 271460, 298606, 426580, 597212, 746515, 1493030, 2986060]

約数ペア:

[(1, 2986060), (2, 1493030), (4, 746515), (5, 597212), (7, 426580), (10, 298606), (11, 271460), (14, 213290), (20, 149303), (22, 135730), (28, 106645), (35, 85316), (44, 67865), (49, 60940), (55, 54292), (70, 42658), (77, 38780), (98, 30470), (110, 27146), (140, 21329), (154, 19390), (196, 15235), (220, 13573), (245, 12188), (277, 10780), (308, 9695), (385, 7756), (490, 6094), (539, 5540), (554, 5390), (770, 3878), (980, 3047), (1078, 2770), (1108, 2695), (1385, 2156), (1540, 1939)]