20980836480

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{376811}}^1$

素因数の和:376862

約数の個数: 128

約数和(自身を含む): 69182683200

約数和(自身を除く): 48201846720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 32, 40, 48, 58, 60, 64, 80, 87, 96, 116, 120, 128, 145, 160, 174, 192, 232, 240, 290, 320, 348, 384, 435, 464, 480, 580, 640, 696, 870, 928, 960, 1160, 1392, 1740, 1856, 1920, 2320, 2784, 3480, 3712, 4640, 5568, 6960, 9280, 11136, 13920, 18560, 27840, 55680, 376811, 753622, 1130433, 1507244, 1884055, 2260866, 3014488, 3768110, 4521732, 5652165, 6028976, 7536220, 9043464, 10927519, 11304330, 12057952, 15072440, 18086928, 21855038, 22608660, 24115904, 30144880, 32782557, 36173856, 43710076, 45217320, 48231808, 54637595, 60289760, 65565114, 72347712, 87420152, 90434640, 109275190, 120579520, 131130228, 144695424, 163912785, 174840304, 180869280, 218550380, 241159040, 262260456, 327825570, 349680608, 361738560, 437100760, 524520912, 655651140, 699361216, 723477120, 874201520, 1049041824, 1311302280, 1398722432, 1748403040, 2098083648, 2622604560, 3496806080, 4196167296, 5245209120, 6993612160, 10490418240, 20980836480]

約数ペア:

[(1, 20980836480), (2, 10490418240), (3, 6993612160), (4, 5245209120), (5, 4196167296), (6, 3496806080), (8, 2622604560), (10, 2098083648), (12, 1748403040), (15, 1398722432), (16, 1311302280), (20, 1049041824), (24, 874201520), (29, 723477120), (30, 699361216), (32, 655651140), (40, 524520912), (48, 437100760), (58, 361738560), (60, 349680608), (64, 327825570), (80, 262260456), (87, 241159040), (96, 218550380), (116, 180869280), (120, 174840304), (128, 163912785), (145, 144695424), (160, 131130228), (174, 120579520), (192, 109275190), (232, 90434640), (240, 87420152), (290, 72347712), (320, 65565114), (348, 60289760), (384, 54637595), (435, 48231808), (464, 45217320), (480, 43710076), (580, 36173856), (640, 32782557), (696, 30144880), (870, 24115904), (928, 22608660), (960, 21855038), (1160, 18086928), (1392, 15072440), (1740, 12057952), (1856, 11304330), (1920, 10927519), (2320, 9043464), (2784, 7536220), (3480, 6028976), (3712, 5652165), (4640, 4521732), (5568, 3768110), (6960, 3014488), (9280, 2260866), (11136, 1884055), (13920, 1507244), (18560, 1130433), (27840, 753622), (55680, 376811)]