39004000

素因数分解:

$2^5\times 5^3\times 7^2\times {\mathrm{199}}^1$

素因数の和:238

約数の個数: 144

約数和(自身を含む): 112039200

約数和(自身を除く): 73035200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 125, 140, 160, 175, 196, 199, 200, 224, 245, 250, 280, 350, 392, 398, 400, 490, 500, 560, 700, 784, 796, 800, 875, 980, 995, 1000, 1120, 1225, 1393, 1400, 1568, 1592, 1750, 1960, 1990, 2000, 2450, 2786, 2800, 3184, 3500, 3920, 3980, 4000, 4900, 4975, 5572, 5600, 6125, 6368, 6965, 7000, 7840, 7960, 9751, 9800, 9950, 11144, 12250, 13930, 14000, 15920, 19502, 19600, 19900, 22288, 24500, 24875, 27860, 28000, 31840, 34825, 39004, 39200, 39800, 44576, 48755, 49000, 49750, 55720, 69650, 78008, 79600, 97510, 98000, 99500, 111440, 139300, 156016, 159200, 174125, 195020, 196000, 199000, 222880, 243775, 278600, 312032, 348250, 390040, 398000, 487550, 557200, 696500, 780080, 796000, 975100, 1114400, 1218875, 1393000, 1560160, 1950200, 2437750, 2786000, 3900400, 4875500, 5572000, 7800800, 9751000, 19502000, 39004000]

約数ペア:

[(1, 39004000), (2, 19502000), (4, 9751000), (5, 7800800), (7, 5572000), (8, 4875500), (10, 3900400), (14, 2786000), (16, 2437750), (20, 1950200), (25, 1560160), (28, 1393000), (32, 1218875), (35, 1114400), (40, 975100), (49, 796000), (50, 780080), (56, 696500), (70, 557200), (80, 487550), (98, 398000), (100, 390040), (112, 348250), (125, 312032), (140, 278600), (160, 243775), (175, 222880), (196, 199000), (199, 196000), (200, 195020), (224, 174125), (245, 159200), (250, 156016), (280, 139300), (350, 111440), (392, 99500), (398, 98000), (400, 97510), (490, 79600), (500, 78008), (560, 69650), (700, 55720), (784, 49750), (796, 49000), (800, 48755), (875, 44576), (980, 39800), (995, 39200), (1000, 39004), (1120, 34825), (1225, 31840), (1393, 28000), (1400, 27860), (1568, 24875), (1592, 24500), (1750, 22288), (1960, 19900), (1990, 19600), (2000, 19502), (2450, 15920), (2786, 14000), (2800, 13930), (3184, 12250), (3500, 11144), (3920, 9950), (3980, 9800), (4000, 9751), (4900, 7960), (4975, 7840), (5572, 7000), (5600, 6965), (6125, 6368)]