2755900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:179

約数の個数: 72

約数和(自身を含む): 7110656

約数和(自身を除く): 4354756

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 31, 35, 50, 62, 70, 100, 124, 127, 140, 155, 175, 217, 254, 310, 350, 434, 508, 620, 635, 700, 775, 868, 889, 1085, 1270, 1550, 1778, 2170, 2540, 3100, 3175, 3556, 3937, 4340, 4445, 5425, 6350, 7874, 8890, 10850, 12700, 15748, 17780, 19685, 21700, 22225, 27559, 39370, 44450, 55118, 78740, 88900, 98425, 110236, 137795, 196850, 275590, 393700, 551180, 688975, 1377950, 2755900]

約数ペア:

[(1, 2755900), (2, 1377950), (4, 688975), (5, 551180), (7, 393700), (10, 275590), (14, 196850), (20, 137795), (25, 110236), (28, 98425), (31, 88900), (35, 78740), (50, 55118), (62, 44450), (70, 39370), (100, 27559), (124, 22225), (127, 21700), (140, 19685), (155, 17780), (175, 15748), (217, 12700), (254, 10850), (310, 8890), (350, 7874), (434, 6350), (508, 5425), (620, 4445), (635, 4340), (700, 3937), (775, 3556), (868, 3175), (889, 3100), (1085, 2540), (1270, 2170), (1550, 1778)]