2157348880

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{573763}}^1$

素因数の和:573823

約数の個数: 40

約数和(自身を含む): 5122564992

約数和(自身を除く): 2965216112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1880, 3760, 573763, 1147526, 2295052, 2868815, 4590104, 5737630, 9180208, 11475260, 22950520, 26966861, 45901040, 53933722, 107867444, 134834305, 215734888, 269668610, 431469776, 539337220, 1078674440, 2157348880]

約数ペア:

[(1, 2157348880), (2, 1078674440), (4, 539337220), (5, 431469776), (8, 269668610), (10, 215734888), (16, 134834305), (20, 107867444), (40, 53933722), (47, 45901040), (80, 26966861), (94, 22950520), (188, 11475260), (235, 9180208), (376, 5737630), (470, 4590104), (752, 2868815), (940, 2295052), (1880, 1147526), (3760, 573763)]