2577260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{449}}^1$

素因数の和:506

約数の個数: 48

約数和(自身を含む): 6350400

約数和(自身を除く): 3773140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 449, 574, 820, 898, 1148, 1435, 1796, 2245, 2870, 3143, 4490, 5740, 6286, 8980, 12572, 15715, 18409, 31430, 36818, 62860, 73636, 92045, 128863, 184090, 257726, 368180, 515452, 644315, 1288630, 2577260]

約数ペア:

[(1, 2577260), (2, 1288630), (4, 644315), (5, 515452), (7, 368180), (10, 257726), (14, 184090), (20, 128863), (28, 92045), (35, 73636), (41, 62860), (70, 36818), (82, 31430), (140, 18409), (164, 15715), (205, 12572), (287, 8980), (410, 6286), (449, 5740), (574, 4490), (820, 3143), (898, 2870), (1148, 2245), (1435, 1796)]