20276000

素因数分解:

$2^5\times 5^3\times {\mathrm{37}}^1\times {\mathrm{137}}^1$

素因数の和:199

約数の個数: 96

約数和(自身を含む): 51538032

約数和(自身を除く): 31262032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 37, 40, 50, 74, 80, 100, 125, 137, 148, 160, 185, 200, 250, 274, 296, 370, 400, 500, 548, 592, 685, 740, 800, 925, 1000, 1096, 1184, 1370, 1480, 1850, 2000, 2192, 2740, 2960, 3425, 3700, 4000, 4384, 4625, 5069, 5480, 5920, 6850, 7400, 9250, 10138, 10960, 13700, 14800, 17125, 18500, 20276, 21920, 25345, 27400, 29600, 34250, 37000, 40552, 50690, 54800, 68500, 74000, 81104, 101380, 109600, 126725, 137000, 148000, 162208, 202760, 253450, 274000, 405520, 506900, 548000, 633625, 811040, 1013800, 1267250, 2027600, 2534500, 4055200, 5069000, 10138000, 20276000]

約数ペア:

[(1, 20276000), (2, 10138000), (4, 5069000), (5, 4055200), (8, 2534500), (10, 2027600), (16, 1267250), (20, 1013800), (25, 811040), (32, 633625), (37, 548000), (40, 506900), (50, 405520), (74, 274000), (80, 253450), (100, 202760), (125, 162208), (137, 148000), (148, 137000), (160, 126725), (185, 109600), (200, 101380), (250, 81104), (274, 74000), (296, 68500), (370, 54800), (400, 50690), (500, 40552), (548, 37000), (592, 34250), (685, 29600), (740, 27400), (800, 25345), (925, 21920), (1000, 20276), (1096, 18500), (1184, 17125), (1370, 14800), (1480, 13700), (1850, 10960), (2000, 10138), (2192, 9250), (2740, 7400), (2960, 6850), (3425, 5920), (3700, 5480), (4000, 5069), (4384, 4625)]