40208000

素因数分解:

$2^7\times 5^3\times 7^1\times {\mathrm{359}}^1$

素因数の和:395

約数の個数: 128

約数和(自身を含む): 114566400

約数和(自身を除く): 74358400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 80, 100, 112, 125, 128, 140, 160, 175, 200, 224, 250, 280, 320, 350, 359, 400, 448, 500, 560, 640, 700, 718, 800, 875, 896, 1000, 1120, 1400, 1436, 1600, 1750, 1795, 2000, 2240, 2513, 2800, 2872, 3200, 3500, 3590, 4000, 4480, 5026, 5600, 5744, 7000, 7180, 8000, 8975, 10052, 11200, 11488, 12565, 14000, 14360, 16000, 17950, 20104, 22400, 22976, 25130, 28000, 28720, 35900, 40208, 44875, 45952, 50260, 56000, 57440, 62825, 71800, 80416, 89750, 100520, 112000, 114880, 125650, 143600, 160832, 179500, 201040, 229760, 251300, 287200, 314125, 321664, 359000, 402080, 502600, 574400, 628250, 718000, 804160, 1005200, 1148800, 1256500, 1436000, 1608320, 2010400, 2513000, 2872000, 4020800, 5026000, 5744000, 8041600, 10052000, 20104000, 40208000]

約数ペア:

[(1, 40208000), (2, 20104000), (4, 10052000), (5, 8041600), (7, 5744000), (8, 5026000), (10, 4020800), (14, 2872000), (16, 2513000), (20, 2010400), (25, 1608320), (28, 1436000), (32, 1256500), (35, 1148800), (40, 1005200), (50, 804160), (56, 718000), (64, 628250), (70, 574400), (80, 502600), (100, 402080), (112, 359000), (125, 321664), (128, 314125), (140, 287200), (160, 251300), (175, 229760), (200, 201040), (224, 179500), (250, 160832), (280, 143600), (320, 125650), (350, 114880), (359, 112000), (400, 100520), (448, 89750), (500, 80416), (560, 71800), (640, 62825), (700, 57440), (718, 56000), (800, 50260), (875, 45952), (896, 44875), (1000, 40208), (1120, 35900), (1400, 28720), (1436, 28000), (1600, 25130), (1750, 22976), (1795, 22400), (2000, 20104), (2240, 17950), (2513, 16000), (2800, 14360), (2872, 14000), (3200, 12565), (3500, 11488), (3590, 11200), (4000, 10052), (4480, 8975), (5026, 8000), (5600, 7180), (5744, 7000)]