27807080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2113}}^1$

素因数の和:2178

約数の個数: 64

約数和(自身を含む): 73059840

約数和(自身を除く): 45252760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 56, 70, 94, 140, 188, 235, 280, 329, 376, 470, 658, 940, 1316, 1645, 1880, 2113, 2632, 3290, 4226, 6580, 8452, 10565, 13160, 14791, 16904, 21130, 29582, 42260, 59164, 73955, 84520, 99311, 118328, 147910, 198622, 295820, 397244, 496555, 591640, 695177, 794488, 993110, 1390354, 1986220, 2780708, 3475885, 3972440, 5561416, 6951770, 13903540, 27807080]

約数ペア:

[(1, 27807080), (2, 13903540), (4, 6951770), (5, 5561416), (7, 3972440), (8, 3475885), (10, 2780708), (14, 1986220), (20, 1390354), (28, 993110), (35, 794488), (40, 695177), (47, 591640), (56, 496555), (70, 397244), (94, 295820), (140, 198622), (188, 147910), (235, 118328), (280, 99311), (329, 84520), (376, 73955), (470, 59164), (658, 42260), (940, 29582), (1316, 21130), (1645, 16904), (1880, 14791), (2113, 13160), (2632, 10565), (3290, 8452), (4226, 6580)]