26464060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{449}}^1$

素因数の和:886

約数の個数: 48

約数和(自身を含む): 63806400

約数和(自身を除く): 37342340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 421, 449, 842, 898, 1684, 1796, 2105, 2245, 2947, 3143, 4210, 4490, 5894, 6286, 8420, 8980, 11788, 12572, 14735, 15715, 29470, 31430, 58940, 62860, 189029, 378058, 756116, 945145, 1323203, 1890290, 2646406, 3780580, 5292812, 6616015, 13232030, 26464060]

約数ペア:

[(1, 26464060), (2, 13232030), (4, 6616015), (5, 5292812), (7, 3780580), (10, 2646406), (14, 1890290), (20, 1323203), (28, 945145), (35, 756116), (70, 378058), (140, 189029), (421, 62860), (449, 58940), (842, 31430), (898, 29470), (1684, 15715), (1796, 14735), (2105, 12572), (2245, 11788), (2947, 8980), (3143, 8420), (4210, 6286), (4490, 5894)]