20174000

素因数分解:

$2^4\times 5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1$

素因数の和:172

約数の個数: 160

約数和(自身を含む): 61281792

約数和(自身を除く): 41107792

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 25, 28, 35, 40, 44, 50, 55, 56, 70, 77, 80, 88, 100, 110, 112, 125, 131, 140, 154, 175, 176, 200, 220, 250, 262, 275, 280, 308, 350, 385, 400, 440, 500, 524, 550, 560, 616, 655, 700, 770, 875, 880, 917, 1000, 1048, 1100, 1232, 1310, 1375, 1400, 1441, 1540, 1750, 1834, 1925, 2000, 2096, 2200, 2620, 2750, 2800, 2882, 3080, 3275, 3500, 3668, 3850, 4400, 4585, 5240, 5500, 5764, 6160, 6550, 7000, 7205, 7336, 7700, 9170, 9625, 10087, 10480, 11000, 11528, 13100, 14000, 14410, 14672, 15400, 16375, 18340, 19250, 20174, 22000, 22925, 23056, 26200, 28820, 30800, 32750, 36025, 36680, 38500, 40348, 45850, 50435, 52400, 57640, 65500, 72050, 73360, 77000, 80696, 91700, 100870, 114625, 115280, 131000, 144100, 154000, 161392, 180125, 183400, 201740, 229250, 252175, 262000, 288200, 360250, 366800, 403480, 458500, 504350, 576400, 720500, 806960, 917000, 1008700, 1260875, 1441000, 1834000, 2017400, 2521750, 2882000, 4034800, 5043500, 10087000, 20174000]

約数ペア:

[(1, 20174000), (2, 10087000), (4, 5043500), (5, 4034800), (7, 2882000), (8, 2521750), (10, 2017400), (11, 1834000), (14, 1441000), (16, 1260875), (20, 1008700), (22, 917000), (25, 806960), (28, 720500), (35, 576400), (40, 504350), (44, 458500), (50, 403480), (55, 366800), (56, 360250), (70, 288200), (77, 262000), (80, 252175), (88, 229250), (100, 201740), (110, 183400), (112, 180125), (125, 161392), (131, 154000), (140, 144100), (154, 131000), (175, 115280), (176, 114625), (200, 100870), (220, 91700), (250, 80696), (262, 77000), (275, 73360), (280, 72050), (308, 65500), (350, 57640), (385, 52400), (400, 50435), (440, 45850), (500, 40348), (524, 38500), (550, 36680), (560, 36025), (616, 32750), (655, 30800), (700, 28820), (770, 26200), (875, 23056), (880, 22925), (917, 22000), (1000, 20174), (1048, 19250), (1100, 18340), (1232, 16375), (1310, 15400), (1375, 14672), (1400, 14410), (1441, 14000), (1540, 13100), (1750, 11528), (1834, 11000), (1925, 10480), (2000, 10087), (2096, 9625), (2200, 9170), (2620, 7700), (2750, 7336), (2800, 7205), (2882, 7000), (3080, 6550), (3275, 6160), (3500, 5764), (3668, 5500), (3850, 5240), (4400, 4585)]