20056000

素因数分解:

$2^6\times 5^3\times {\mathrm{23}}^1\times {\mathrm{109}}^1$

素因数の和:159

約数の個数: 112

約数和(自身を含む): 52303680

約数和(自身を除く): 32247680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 32, 40, 46, 50, 64, 80, 92, 100, 109, 115, 125, 160, 184, 200, 218, 230, 250, 320, 368, 400, 436, 460, 500, 545, 575, 736, 800, 872, 920, 1000, 1090, 1150, 1472, 1600, 1744, 1840, 2000, 2180, 2300, 2507, 2725, 2875, 3488, 3680, 4000, 4360, 4600, 5014, 5450, 5750, 6976, 7360, 8000, 8720, 9200, 10028, 10900, 11500, 12535, 13625, 17440, 18400, 20056, 21800, 23000, 25070, 27250, 34880, 36800, 40112, 43600, 46000, 50140, 54500, 62675, 80224, 87200, 92000, 100280, 109000, 125350, 160448, 174400, 184000, 200560, 218000, 250700, 313375, 401120, 436000, 501400, 626750, 802240, 872000, 1002800, 1253500, 2005600, 2507000, 4011200, 5014000, 10028000, 20056000]

約数ペア:

[(1, 20056000), (2, 10028000), (4, 5014000), (5, 4011200), (8, 2507000), (10, 2005600), (16, 1253500), (20, 1002800), (23, 872000), (25, 802240), (32, 626750), (40, 501400), (46, 436000), (50, 401120), (64, 313375), (80, 250700), (92, 218000), (100, 200560), (109, 184000), (115, 174400), (125, 160448), (160, 125350), (184, 109000), (200, 100280), (218, 92000), (230, 87200), (250, 80224), (320, 62675), (368, 54500), (400, 50140), (436, 46000), (460, 43600), (500, 40112), (545, 36800), (575, 34880), (736, 27250), (800, 25070), (872, 23000), (920, 21800), (1000, 20056), (1090, 18400), (1150, 17440), (1472, 13625), (1600, 12535), (1744, 11500), (1840, 10900), (2000, 10028), (2180, 9200), (2300, 8720), (2507, 8000), (2725, 7360), (2875, 6976), (3488, 5750), (3680, 5450), (4000, 5014), (4360, 4600)]