19422822440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{743}}^1\times {\mathrm{1049}}^1$

素因数の和:1899

約数の個数: 128

約数和(自身を含む): 50621760000

約数和(自身を除く): 31198937560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 89, 140, 178, 280, 356, 445, 623, 712, 743, 890, 1049, 1246, 1486, 1780, 2098, 2492, 2972, 3115, 3560, 3715, 4196, 4984, 5201, 5245, 5944, 6230, 7343, 7430, 8392, 10402, 10490, 12460, 14686, 14860, 20804, 20980, 24920, 26005, 29372, 29720, 36715, 41608, 41960, 52010, 58744, 66127, 73430, 93361, 104020, 132254, 146860, 186722, 208040, 264508, 293720, 330635, 373444, 462889, 466805, 529016, 653527, 661270, 746888, 779407, 925778, 933610, 1307054, 1322540, 1558814, 1851556, 1867220, 2314445, 2614108, 2645080, 3117628, 3267635, 3703112, 3734440, 3897035, 4628890, 5228216, 5455849, 6235256, 6535270, 7794070, 9257780, 10911698, 13070540, 15588140, 18515560, 21823396, 26141080, 27279245, 31176280, 43646792, 54558490, 69367223, 109116980, 138734446, 218233960, 277468892, 346836115, 485570561, 554937784, 693672230, 971141122, 1387344460, 1942282244, 2427852805, 2774688920, 3884564488, 4855705610, 9711411220, 19422822440]

約数ペア:

[(1, 19422822440), (2, 9711411220), (4, 4855705610), (5, 3884564488), (7, 2774688920), (8, 2427852805), (10, 1942282244), (14, 1387344460), (20, 971141122), (28, 693672230), (35, 554937784), (40, 485570561), (56, 346836115), (70, 277468892), (89, 218233960), (140, 138734446), (178, 109116980), (280, 69367223), (356, 54558490), (445, 43646792), (623, 31176280), (712, 27279245), (743, 26141080), (890, 21823396), (1049, 18515560), (1246, 15588140), (1486, 13070540), (1780, 10911698), (2098, 9257780), (2492, 7794070), (2972, 6535270), (3115, 6235256), (3560, 5455849), (3715, 5228216), (4196, 4628890), (4984, 3897035), (5201, 3734440), (5245, 3703112), (5944, 3267635), (6230, 3117628), (7343, 2645080), (7430, 2614108), (8392, 2314445), (10402, 1867220), (10490, 1851556), (12460, 1558814), (14686, 1322540), (14860, 1307054), (20804, 933610), (20980, 925778), (24920, 779407), (26005, 746888), (29372, 661270), (29720, 653527), (36715, 529016), (41608, 466805), (41960, 462889), (52010, 373444), (58744, 330635), (66127, 293720), (73430, 264508), (93361, 208040), (104020, 186722), (132254, 146860)]