19574560

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1$

素因数の和:218

約数の個数: 96

約数和(自身を含む): 50077440

約数和(自身を除く): 30502880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 47, 76, 80, 94, 95, 137, 152, 160, 188, 190, 235, 274, 304, 376, 380, 470, 548, 608, 685, 752, 760, 893, 940, 1096, 1370, 1504, 1520, 1786, 1880, 2192, 2603, 2740, 3040, 3572, 3760, 4384, 4465, 5206, 5480, 6439, 7144, 7520, 8930, 10412, 10960, 12878, 13015, 14288, 17860, 20824, 21920, 25756, 26030, 28576, 32195, 35720, 41648, 51512, 52060, 64390, 71440, 83296, 103024, 104120, 122341, 128780, 142880, 206048, 208240, 244682, 257560, 416480, 489364, 515120, 611705, 978728, 1030240, 1223410, 1957456, 2446820, 3914912, 4893640, 9787280, 19574560]

約数ペア:

[(1, 19574560), (2, 9787280), (4, 4893640), (5, 3914912), (8, 2446820), (10, 1957456), (16, 1223410), (19, 1030240), (20, 978728), (32, 611705), (38, 515120), (40, 489364), (47, 416480), (76, 257560), (80, 244682), (94, 208240), (95, 206048), (137, 142880), (152, 128780), (160, 122341), (188, 104120), (190, 103024), (235, 83296), (274, 71440), (304, 64390), (376, 52060), (380, 51512), (470, 41648), (548, 35720), (608, 32195), (685, 28576), (752, 26030), (760, 25756), (893, 21920), (940, 20824), (1096, 17860), (1370, 14288), (1504, 13015), (1520, 12878), (1786, 10960), (1880, 10412), (2192, 8930), (2603, 7520), (2740, 7144), (3040, 6439), (3572, 5480), (3760, 5206), (4384, 4465)]