38864000

素因数分解:

$2^7\times 5^3\times 7^1\times {\mathrm{347}}^1$

素因数の和:383

約数の個数: 128

約数和(自身を含む): 110747520

約数和(自身を除く): 71883520

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, 347, 350, 400, 448, 500, 560, 640, 694, 700, 800, 875, 896, 1000, 1120, 1388, 1400, 1600, 1735, 1750, 2000, 2240, 2429, 2776, 2800, 3200, 3470, 3500, 4000, 4480, 4858, 5552, 5600, 6940, 7000, 8000, 8675, 9716, 11104, 11200, 12145, 13880, 14000, 16000, 17350, 19432, 22208, 22400, 24290, 27760, 28000, 34700, 38864, 43375, 44416, 48580, 55520, 56000, 60725, 69400, 77728, 86750, 97160, 111040, 112000, 121450, 138800, 155456, 173500, 194320, 222080, 242900, 277600, 303625, 310912, 347000, 388640, 485800, 555200, 607250, 694000, 777280, 971600, 1110400, 1214500, 1388000, 1554560, 1943200, 2429000, 2776000, 3886400, 4858000, 5552000, 7772800, 9716000, 19432000, 38864000]

約数ペア:

[(1, 38864000), (2, 19432000), (4, 9716000), (5, 7772800), (7, 5552000), (8, 4858000), (10, 3886400), (14, 2776000), (16, 2429000), (20, 1943200), (25, 1554560), (28, 1388000), (32, 1214500), (35, 1110400), (40, 971600), (50, 777280), (56, 694000), (64, 607250), (70, 555200), (80, 485800), (100, 388640), (112, 347000), (125, 310912), (128, 303625), (140, 277600), (160, 242900), (175, 222080), (200, 194320), (224, 173500), (250, 155456), (280, 138800), (320, 121450), (347, 112000), (350, 111040), (400, 97160), (448, 86750), (500, 77728), (560, 69400), (640, 60725), (694, 56000), (700, 55520), (800, 48580), (875, 44416), (896, 43375), (1000, 38864), (1120, 34700), (1388, 28000), (1400, 27760), (1600, 24290), (1735, 22400), (1750, 22208), (2000, 19432), (2240, 17350), (2429, 16000), (2776, 14000), (2800, 13880), (3200, 12145), (3470, 11200), (3500, 11104), (4000, 9716), (4480, 8675), (4858, 8000), (5552, 7000), (5600, 6940)]