20508000

素因数分解:

$2^5\times 3^1\times 5^3\times {\mathrm{1709}}^1$

素因数の和:1737

約数の個数: 96

約数和(自身を含む): 67223520

約数和(自身を除く): 46715520

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, 375, 400, 480, 500, 600, 750, 800, 1000, 1200, 1500, 1709, 2000, 2400, 3000, 3418, 4000, 5127, 6000, 6836, 8545, 10254, 12000, 13672, 17090, 20508, 25635, 27344, 34180, 41016, 42725, 51270, 54688, 68360, 82032, 85450, 102540, 128175, 136720, 164064, 170900, 205080, 213625, 256350, 273440, 341800, 410160, 427250, 512700, 640875, 683600, 820320, 854500, 1025400, 1281750, 1367200, 1709000, 2050800, 2563500, 3418000, 4101600, 5127000, 6836000, 10254000, 20508000]

約数ペア:

[(1, 20508000), (2, 10254000), (3, 6836000), (4, 5127000), (5, 4101600), (6, 3418000), (8, 2563500), (10, 2050800), (12, 1709000), (15, 1367200), (16, 1281750), (20, 1025400), (24, 854500), (25, 820320), (30, 683600), (32, 640875), (40, 512700), (48, 427250), (50, 410160), (60, 341800), (75, 273440), (80, 256350), (96, 213625), (100, 205080), (120, 170900), (125, 164064), (150, 136720), (160, 128175), (200, 102540), (240, 85450), (250, 82032), (300, 68360), (375, 54688), (400, 51270), (480, 42725), (500, 41016), (600, 34180), (750, 27344), (800, 25635), (1000, 20508), (1200, 17090), (1500, 13672), (1709, 12000), (2000, 10254), (2400, 8545), (3000, 6836), (3418, 6000), (4000, 5127)]