20940000

素因数分解:

$2^5\times 3^1\times 5^4\times {\mathrm{349}}^1$

素因数の和:382

約数の個数: 120

約数和(自身を含む): 68884200

約数和(自身を除く): 47944200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 75, 80, 96, 100, 120, 125, 150, 160, 200, 240, 250, 300, 349, 375, 400, 480, 500, 600, 625, 698, 750, 800, 1000, 1047, 1200, 1250, 1396, 1500, 1745, 1875, 2000, 2094, 2400, 2500, 2792, 3000, 3490, 3750, 4000, 4188, 5000, 5235, 5584, 6000, 6980, 7500, 8376, 8725, 10000, 10470, 11168, 12000, 13960, 15000, 16752, 17450, 20000, 20940, 26175, 27920, 30000, 33504, 34900, 41880, 43625, 52350, 55840, 60000, 69800, 83760, 87250, 104700, 130875, 139600, 167520, 174500, 209400, 218125, 261750, 279200, 349000, 418800, 436250, 523500, 654375, 698000, 837600, 872500, 1047000, 1308750, 1396000, 1745000, 2094000, 2617500, 3490000, 4188000, 5235000, 6980000, 10470000, 20940000]

約数ペア:

[(1, 20940000), (2, 10470000), (3, 6980000), (4, 5235000), (5, 4188000), (6, 3490000), (8, 2617500), (10, 2094000), (12, 1745000), (15, 1396000), (16, 1308750), (20, 1047000), (24, 872500), (25, 837600), (30, 698000), (32, 654375), (40, 523500), (48, 436250), (50, 418800), (60, 349000), (75, 279200), (80, 261750), (96, 218125), (100, 209400), (120, 174500), (125, 167520), (150, 139600), (160, 130875), (200, 104700), (240, 87250), (250, 83760), (300, 69800), (349, 60000), (375, 55840), (400, 52350), (480, 43625), (500, 41880), (600, 34900), (625, 33504), (698, 30000), (750, 27920), (800, 26175), (1000, 20940), (1047, 20000), (1200, 17450), (1250, 16752), (1396, 15000), (1500, 13960), (1745, 12000), (1875, 11168), (2000, 10470), (2094, 10000), (2400, 8725), (2500, 8376), (2792, 7500), (3000, 6980), (3490, 6000), (3750, 5584), (4000, 5235), (4188, 5000)]