20214000

素因数分解:

$2^4\times 3^2\times 5^3\times {\mathrm{1123}}^1$

素因数の和:1152

約数の個数: 120

約数和(自身を含む): 70663632

約数和(自身を除く): 50449632

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 36, 40, 45, 48, 50, 60, 72, 75, 80, 90, 100, 120, 125, 144, 150, 180, 200, 225, 240, 250, 300, 360, 375, 400, 450, 500, 600, 720, 750, 900, 1000, 1123, 1125, 1200, 1500, 1800, 2000, 2246, 2250, 3000, 3369, 3600, 4492, 4500, 5615, 6000, 6738, 8984, 9000, 10107, 11230, 13476, 16845, 17968, 18000, 20214, 22460, 26952, 28075, 33690, 40428, 44920, 50535, 53904, 56150, 67380, 80856, 84225, 89840, 101070, 112300, 134760, 140375, 161712, 168450, 202140, 224600, 252675, 269520, 280750, 336900, 404280, 421125, 449200, 505350, 561500, 673800, 808560, 842250, 1010700, 1123000, 1263375, 1347600, 1684500, 2021400, 2246000, 2526750, 3369000, 4042800, 5053500, 6738000, 10107000, 20214000]

約数ペア:

[(1, 20214000), (2, 10107000), (3, 6738000), (4, 5053500), (5, 4042800), (6, 3369000), (8, 2526750), (9, 2246000), (10, 2021400), (12, 1684500), (15, 1347600), (16, 1263375), (18, 1123000), (20, 1010700), (24, 842250), (25, 808560), (30, 673800), (36, 561500), (40, 505350), (45, 449200), (48, 421125), (50, 404280), (60, 336900), (72, 280750), (75, 269520), (80, 252675), (90, 224600), (100, 202140), (120, 168450), (125, 161712), (144, 140375), (150, 134760), (180, 112300), (200, 101070), (225, 89840), (240, 84225), (250, 80856), (300, 67380), (360, 56150), (375, 53904), (400, 50535), (450, 44920), (500, 40428), (600, 33690), (720, 28075), (750, 26952), (900, 22460), (1000, 20214), (1123, 18000), (1125, 17968), (1200, 16845), (1500, 13476), (1800, 11230), (2000, 10107), (2246, 9000), (2250, 8984), (3000, 6738), (3369, 6000), (3600, 5615), (4492, 4500)]