21448000

素因数分解:

$2^6\times 5^3\times 7^1\times {\mathrm{383}}^1$

素因数の和:417

約数の個数: 112

約数和(自身を含む): 60862464

約数和(自身を除く): 39414464

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, 383, 400, 448, 500, 560, 700, 766, 800, 875, 1000, 1120, 1400, 1532, 1600, 1750, 1915, 2000, 2240, 2681, 2800, 3064, 3500, 3830, 4000, 5362, 5600, 6128, 7000, 7660, 8000, 9575, 10724, 11200, 12256, 13405, 14000, 15320, 19150, 21448, 24512, 26810, 28000, 30640, 38300, 42896, 47875, 53620, 56000, 61280, 67025, 76600, 85792, 95750, 107240, 122560, 134050, 153200, 171584, 191500, 214480, 268100, 306400, 335125, 383000, 428960, 536200, 612800, 670250, 766000, 857920, 1072400, 1340500, 1532000, 2144800, 2681000, 3064000, 4289600, 5362000, 10724000, 21448000]

約数ペア:

[(1, 21448000), (2, 10724000), (4, 5362000), (5, 4289600), (7, 3064000), (8, 2681000), (10, 2144800), (14, 1532000), (16, 1340500), (20, 1072400), (25, 857920), (28, 766000), (32, 670250), (35, 612800), (40, 536200), (50, 428960), (56, 383000), (64, 335125), (70, 306400), (80, 268100), (100, 214480), (112, 191500), (125, 171584), (140, 153200), (160, 134050), (175, 122560), (200, 107240), (224, 95750), (250, 85792), (280, 76600), (320, 67025), (350, 61280), (383, 56000), (400, 53620), (448, 47875), (500, 42896), (560, 38300), (700, 30640), (766, 28000), (800, 26810), (875, 24512), (1000, 21448), (1120, 19150), (1400, 15320), (1532, 14000), (1600, 13405), (1750, 12256), (1915, 11200), (2000, 10724), (2240, 9575), (2681, 8000), (2800, 7660), (3064, 7000), (3500, 6128), (3830, 5600), (4000, 5362)]