1566252440

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1\times {\mathrm{4229}}^1$

素因数の和:4484

約数の個数: 64

約数和(自身を含む): 3618172800

約数和(自身を除く): 2051920360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 197, 235, 376, 394, 470, 788, 940, 985, 1576, 1880, 1970, 3940, 4229, 7880, 8458, 9259, 16916, 18518, 21145, 33832, 37036, 42290, 46295, 74072, 84580, 92590, 169160, 185180, 198763, 370360, 397526, 795052, 833113, 993815, 1590104, 1666226, 1987630, 3332452, 3975260, 4165565, 6664904, 7950520, 8331130, 16662260, 33324520, 39156311, 78312622, 156625244, 195781555, 313250488, 391563110, 783126220, 1566252440]

約数ペア:

[(1, 1566252440), (2, 783126220), (4, 391563110), (5, 313250488), (8, 195781555), (10, 156625244), (20, 78312622), (40, 39156311), (47, 33324520), (94, 16662260), (188, 8331130), (197, 7950520), (235, 6664904), (376, 4165565), (394, 3975260), (470, 3332452), (788, 1987630), (940, 1666226), (985, 1590104), (1576, 993815), (1880, 833113), (1970, 795052), (3940, 397526), (4229, 370360), (7880, 198763), (8458, 185180), (9259, 169160), (16916, 92590), (18518, 84580), (21145, 74072), (33832, 46295), (37036, 42290)]