19316000

素因数分解:

$2^5\times 5^3\times {\mathrm{11}}^1\times {\mathrm{439}}^1$

素因数の和:475

約数の個数: 96

約数和(自身を含む): 51891840

約数和(自身を除く): 32575840

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 80, 88, 100, 110, 125, 160, 176, 200, 220, 250, 275, 352, 400, 439, 440, 500, 550, 800, 878, 880, 1000, 1100, 1375, 1756, 1760, 2000, 2195, 2200, 2750, 3512, 4000, 4390, 4400, 4829, 5500, 7024, 8780, 8800, 9658, 10975, 11000, 14048, 17560, 19316, 21950, 22000, 24145, 35120, 38632, 43900, 44000, 48290, 54875, 70240, 77264, 87800, 96580, 109750, 120725, 154528, 175600, 193160, 219500, 241450, 351200, 386320, 439000, 482900, 603625, 772640, 878000, 965800, 1207250, 1756000, 1931600, 2414500, 3863200, 4829000, 9658000, 19316000]

約数ペア:

[(1, 19316000), (2, 9658000), (4, 4829000), (5, 3863200), (8, 2414500), (10, 1931600), (11, 1756000), (16, 1207250), (20, 965800), (22, 878000), (25, 772640), (32, 603625), (40, 482900), (44, 439000), (50, 386320), (55, 351200), (80, 241450), (88, 219500), (100, 193160), (110, 175600), (125, 154528), (160, 120725), (176, 109750), (200, 96580), (220, 87800), (250, 77264), (275, 70240), (352, 54875), (400, 48290), (439, 44000), (440, 43900), (500, 38632), (550, 35120), (800, 24145), (878, 22000), (880, 21950), (1000, 19316), (1100, 17560), (1375, 14048), (1756, 11000), (1760, 10975), (2000, 9658), (2195, 8800), (2200, 8780), (2750, 7024), (3512, 5500), (4000, 4829), (4390, 4400)]