20284800

素因数分解:

$2^7\times 3^1\times 5^2\times {\mathrm{2113}}^1$

素因数の和:2140

約数の個数: 96

約数和(自身を含む): 66844680

約数和(自身を除く): 46559880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 128, 150, 160, 192, 200, 240, 300, 320, 384, 400, 480, 600, 640, 800, 960, 1200, 1600, 1920, 2113, 2400, 3200, 4226, 4800, 6339, 8452, 9600, 10565, 12678, 16904, 21130, 25356, 31695, 33808, 42260, 50712, 52825, 63390, 67616, 84520, 101424, 105650, 126780, 135232, 158475, 169040, 202848, 211300, 253560, 270464, 316950, 338080, 405696, 422600, 507120, 633900, 676160, 811392, 845200, 1014240, 1267800, 1352320, 1690400, 2028480, 2535600, 3380800, 4056960, 5071200, 6761600, 10142400, 20284800]

約数ペア:

[(1, 20284800), (2, 10142400), (3, 6761600), (4, 5071200), (5, 4056960), (6, 3380800), (8, 2535600), (10, 2028480), (12, 1690400), (15, 1352320), (16, 1267800), (20, 1014240), (24, 845200), (25, 811392), (30, 676160), (32, 633900), (40, 507120), (48, 422600), (50, 405696), (60, 338080), (64, 316950), (75, 270464), (80, 253560), (96, 211300), (100, 202848), (120, 169040), (128, 158475), (150, 135232), (160, 126780), (192, 105650), (200, 101424), (240, 84520), (300, 67616), (320, 63390), (384, 52825), (400, 50712), (480, 42260), (600, 33808), (640, 31695), (800, 25356), (960, 21130), (1200, 16904), (1600, 12678), (1920, 10565), (2113, 9600), (2400, 8452), (3200, 6339), (4226, 4800)]