28156932860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{4905389}}^1$

素因数の和:4905446

約数の個数: 48

約数和(自身を含む): 69224863680

約数和(自身を除く): 41067930820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1435, 2870, 5740, 4905389, 9810778, 19621556, 24526945, 34337723, 49053890, 68675446, 98107780, 137350892, 171688615, 201120949, 343377230, 402241898, 686754460, 804483796, 1005604745, 1407846643, 2011209490, 2815693286, 4022418980, 5631386572, 7039233215, 14078466430, 28156932860]

約数ペア:

[(1, 28156932860), (2, 14078466430), (4, 7039233215), (5, 5631386572), (7, 4022418980), (10, 2815693286), (14, 2011209490), (20, 1407846643), (28, 1005604745), (35, 804483796), (41, 686754460), (70, 402241898), (82, 343377230), (140, 201120949), (164, 171688615), (205, 137350892), (287, 98107780), (410, 68675446), (574, 49053890), (820, 34337723), (1148, 24526945), (1435, 19621556), (2870, 9810778), (5740, 4905389)]