20544746520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{277}}^1\times {\mathrm{751}}^1\times {\mathrm{823}}^1$

素因数の和:1865

約数の個数: 128

約数和(自身を含む): 62014371840

約数和(自身を除く): 41469625320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 277, 554, 751, 823, 831, 1108, 1385, 1502, 1646, 1662, 2216, 2253, 2469, 2770, 3004, 3292, 3324, 3755, 4115, 4155, 4506, 4938, 5540, 6008, 6584, 6648, 7510, 8230, 8310, 9012, 9876, 11080, 11265, 12345, 15020, 16460, 16620, 18024, 19752, 22530, 24690, 30040, 32920, 33240, 45060, 49380, 90120, 98760, 208027, 227971, 416054, 455942, 618073, 624081, 683913, 832108, 911884, 1040135, 1139855, 1236146, 1248162, 1367826, 1664216, 1823768, 1854219, 2080270, 2279710, 2472292, 2496324, 2735652, 3090365, 3120405, 3419565, 3708438, 4160540, 4559420, 4944584, 4992648, 5471304, 6180730, 6240810, 6839130, 7416876, 8321080, 9118840, 9271095, 12361460, 12481620, 13678260, 14833752, 18542190, 24722920, 24963240, 27356520, 37084380, 74168760, 171206221, 342412442, 513618663, 684824884, 856031105, 1027237326, 1369649768, 1712062210, 2054474652, 2568093315, 3424124420, 4108949304, 5136186630, 6848248840, 10272373260, 20544746520]

約数ペア:

[(1, 20544746520), (2, 10272373260), (3, 6848248840), (4, 5136186630), (5, 4108949304), (6, 3424124420), (8, 2568093315), (10, 2054474652), (12, 1712062210), (15, 1369649768), (20, 1027237326), (24, 856031105), (30, 684824884), (40, 513618663), (60, 342412442), (120, 171206221), (277, 74168760), (554, 37084380), (751, 27356520), (823, 24963240), (831, 24722920), (1108, 18542190), (1385, 14833752), (1502, 13678260), (1646, 12481620), (1662, 12361460), (2216, 9271095), (2253, 9118840), (2469, 8321080), (2770, 7416876), (3004, 6839130), (3292, 6240810), (3324, 6180730), (3755, 5471304), (4115, 4992648), (4155, 4944584), (4506, 4559420), (4938, 4160540), (5540, 3708438), (6008, 3419565), (6584, 3120405), (6648, 3090365), (7510, 2735652), (8230, 2496324), (8310, 2472292), (9012, 2279710), (9876, 2080270), (11080, 1854219), (11265, 1823768), (12345, 1664216), (15020, 1367826), (16460, 1248162), (16620, 1236146), (18024, 1139855), (19752, 1040135), (22530, 911884), (24690, 832108), (30040, 683913), (32920, 624081), (33240, 618073), (45060, 455942), (49380, 416054), (90120, 227971), (98760, 208027)]