19291300

素因数分解:

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

素因数の和:186

約数の個数: 108

約数和(自身を含む): 50663424

約数和(自身を除く): 31372124

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 31, 35, 49, 50, 62, 70, 98, 100, 124, 127, 140, 155, 175, 196, 217, 245, 254, 310, 350, 434, 490, 508, 620, 635, 700, 775, 868, 889, 980, 1085, 1225, 1270, 1519, 1550, 1778, 2170, 2450, 2540, 3038, 3100, 3175, 3556, 3937, 4340, 4445, 4900, 5425, 6076, 6223, 6350, 7595, 7874, 8890, 10850, 12446, 12700, 15190, 15748, 17780, 19685, 21700, 22225, 24892, 27559, 30380, 31115, 37975, 39370, 44450, 55118, 62230, 75950, 78740, 88900, 98425, 110236, 124460, 137795, 151900, 155575, 192913, 196850, 275590, 311150, 385826, 393700, 551180, 622300, 688975, 771652, 964565, 1377950, 1929130, 2755900, 3858260, 4822825, 9645650, 19291300]

約数ペア:

[(1, 19291300), (2, 9645650), (4, 4822825), (5, 3858260), (7, 2755900), (10, 1929130), (14, 1377950), (20, 964565), (25, 771652), (28, 688975), (31, 622300), (35, 551180), (49, 393700), (50, 385826), (62, 311150), (70, 275590), (98, 196850), (100, 192913), (124, 155575), (127, 151900), (140, 137795), (155, 124460), (175, 110236), (196, 98425), (217, 88900), (245, 78740), (254, 75950), (310, 62230), (350, 55118), (434, 44450), (490, 39370), (508, 37975), (620, 31115), (635, 30380), (700, 27559), (775, 24892), (868, 22225), (889, 21700), (980, 19685), (1085, 17780), (1225, 15748), (1270, 15190), (1519, 12700), (1550, 12446), (1778, 10850), (2170, 8890), (2450, 7874), (2540, 7595), (3038, 6350), (3100, 6223), (3175, 6076), (3556, 5425), (3937, 4900), (4340, 4445)]