20886000

素因数分解:

$2^4\times 3^1\times 5^3\times {\mathrm{59}}^2$

素因数の和:144

約数の個数: 120

約数和(自身を含む): 68497104

約数和(自身を除く): 47611104

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 59, 60, 75, 80, 100, 118, 120, 125, 150, 177, 200, 236, 240, 250, 295, 300, 354, 375, 400, 472, 500, 590, 600, 708, 750, 885, 944, 1000, 1180, 1200, 1416, 1475, 1500, 1770, 2000, 2360, 2832, 2950, 3000, 3481, 3540, 4425, 4720, 5900, 6000, 6962, 7080, 7375, 8850, 10443, 11800, 13924, 14160, 14750, 17405, 17700, 20886, 22125, 23600, 27848, 29500, 34810, 35400, 41772, 44250, 52215, 55696, 59000, 69620, 70800, 83544, 87025, 88500, 104430, 118000, 139240, 167088, 174050, 177000, 208860, 261075, 278480, 348100, 354000, 417720, 435125, 522150, 696200, 835440, 870250, 1044300, 1305375, 1392400, 1740500, 2088600, 2610750, 3481000, 4177200, 5221500, 6962000, 10443000, 20886000]

約数ペア:

[(1, 20886000), (2, 10443000), (3, 6962000), (4, 5221500), (5, 4177200), (6, 3481000), (8, 2610750), (10, 2088600), (12, 1740500), (15, 1392400), (16, 1305375), (20, 1044300), (24, 870250), (25, 835440), (30, 696200), (40, 522150), (48, 435125), (50, 417720), (59, 354000), (60, 348100), (75, 278480), (80, 261075), (100, 208860), (118, 177000), (120, 174050), (125, 167088), (150, 139240), (177, 118000), (200, 104430), (236, 88500), (240, 87025), (250, 83544), (295, 70800), (300, 69620), (354, 59000), (375, 55696), (400, 52215), (472, 44250), (500, 41772), (590, 35400), (600, 34810), (708, 29500), (750, 27848), (885, 23600), (944, 22125), (1000, 20886), (1180, 17700), (1200, 17405), (1416, 14750), (1475, 14160), (1500, 13924), (1770, 11800), (2000, 10443), (2360, 8850), (2832, 7375), (2950, 7080), (3000, 6962), (3481, 6000), (3540, 5900), (4425, 4720)]