19548619960

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{2111}}^1\times {\mathrm{6257}}^1$

素因数の和:8416

約数の個数: 64

約数和(自身を含む): 45201784320

約数和(自身を除く): 25653164360

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 2111, 4222, 6257, 8444, 10555, 12514, 16888, 21110, 25028, 31285, 42220, 50056, 62570, 78107, 84440, 125140, 156214, 231509, 250280, 312428, 390535, 463018, 624856, 781070, 926036, 1157545, 1562140, 1852072, 2315090, 3124280, 4630180, 9260360, 13208527, 26417054, 52834108, 66042635, 105668216, 132085270, 264170540, 488715499, 528341080, 977430998, 1954861996, 2443577495, 3909723992, 4887154990, 9774309980, 19548619960]

約数ペア:

[(1, 19548619960), (2, 9774309980), (4, 4887154990), (5, 3909723992), (8, 2443577495), (10, 1954861996), (20, 977430998), (37, 528341080), (40, 488715499), (74, 264170540), (148, 132085270), (185, 105668216), (296, 66042635), (370, 52834108), (740, 26417054), (1480, 13208527), (2111, 9260360), (4222, 4630180), (6257, 3124280), (8444, 2315090), (10555, 1852072), (12514, 1562140), (16888, 1157545), (21110, 926036), (25028, 781070), (31285, 624856), (42220, 463018), (50056, 390535), (62570, 312428), (78107, 250280), (84440, 231509), (125140, 156214)]