20552000

素因数分解:

$2^6\times 5^3\times 7^1\times {\mathrm{367}}^1$

素因数の和:401

約数の個数: 112

約数和(自身を含む): 58326528

約数和(自身を除く): 37774528

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, 140, 160, 175, 200, 224, 250, 280, 320, 350, 367, 400, 448, 500, 560, 700, 734, 800, 875, 1000, 1120, 1400, 1468, 1600, 1750, 1835, 2000, 2240, 2569, 2800, 2936, 3500, 3670, 4000, 5138, 5600, 5872, 7000, 7340, 8000, 9175, 10276, 11200, 11744, 12845, 14000, 14680, 18350, 20552, 23488, 25690, 28000, 29360, 36700, 41104, 45875, 51380, 56000, 58720, 64225, 73400, 82208, 91750, 102760, 117440, 128450, 146800, 164416, 183500, 205520, 256900, 293600, 321125, 367000, 411040, 513800, 587200, 642250, 734000, 822080, 1027600, 1284500, 1468000, 2055200, 2569000, 2936000, 4110400, 5138000, 10276000, 20552000]

約数ペア:

[(1, 20552000), (2, 10276000), (4, 5138000), (5, 4110400), (7, 2936000), (8, 2569000), (10, 2055200), (14, 1468000), (16, 1284500), (20, 1027600), (25, 822080), (28, 734000), (32, 642250), (35, 587200), (40, 513800), (50, 411040), (56, 367000), (64, 321125), (70, 293600), (80, 256900), (100, 205520), (112, 183500), (125, 164416), (140, 146800), (160, 128450), (175, 117440), (200, 102760), (224, 91750), (250, 82208), (280, 73400), (320, 64225), (350, 58720), (367, 56000), (400, 51380), (448, 45875), (500, 41104), (560, 36700), (700, 29360), (734, 28000), (800, 25690), (875, 23488), (1000, 20552), (1120, 18350), (1400, 14680), (1468, 14000), (1600, 12845), (1750, 11744), (1835, 11200), (2000, 10276), (2240, 9175), (2569, 8000), (2800, 7340), (2936, 7000), (3500, 5872), (3670, 5600), (4000, 5138)]