20824000

素因数分解:

$2^6\times 5^3\times {\mathrm{19}}^1\times {\mathrm{137}}^1$

素因数の和:183

約数の個数: 112

約数和(自身を含む): 54681120

約数和(自身を除く): 33857120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 64, 76, 80, 95, 100, 125, 137, 152, 160, 190, 200, 250, 274, 304, 320, 380, 400, 475, 500, 548, 608, 685, 760, 800, 950, 1000, 1096, 1216, 1370, 1520, 1600, 1900, 2000, 2192, 2375, 2603, 2740, 3040, 3425, 3800, 4000, 4384, 4750, 5206, 5480, 6080, 6850, 7600, 8000, 8768, 9500, 10412, 10960, 13015, 13700, 15200, 17125, 19000, 20824, 21920, 26030, 27400, 30400, 34250, 38000, 41648, 43840, 52060, 54800, 65075, 68500, 76000, 83296, 104120, 109600, 130150, 137000, 152000, 166592, 208240, 219200, 260300, 274000, 325375, 416480, 520600, 548000, 650750, 832960, 1041200, 1096000, 1301500, 2082400, 2603000, 4164800, 5206000, 10412000, 20824000]

約数ペア:

[(1, 20824000), (2, 10412000), (4, 5206000), (5, 4164800), (8, 2603000), (10, 2082400), (16, 1301500), (19, 1096000), (20, 1041200), (25, 832960), (32, 650750), (38, 548000), (40, 520600), (50, 416480), (64, 325375), (76, 274000), (80, 260300), (95, 219200), (100, 208240), (125, 166592), (137, 152000), (152, 137000), (160, 130150), (190, 109600), (200, 104120), (250, 83296), (274, 76000), (304, 68500), (320, 65075), (380, 54800), (400, 52060), (475, 43840), (500, 41648), (548, 38000), (608, 34250), (685, 30400), (760, 27400), (800, 26030), (950, 21920), (1000, 20824), (1096, 19000), (1216, 17125), (1370, 15200), (1520, 13700), (1600, 13015), (1900, 10960), (2000, 10412), (2192, 9500), (2375, 8768), (2603, 8000), (2740, 7600), (3040, 6850), (3425, 6080), (3800, 5480), (4000, 5206), (4384, 4750)]