710.0000000

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{421}}^1$

素因数の和:451

約数の個数: 48

約数和(自身を含む): 7089600

約数和(自身を除く): 4201540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 421, 490, 686, 842, 980, 1372, 1684, 1715, 2105, 2947, 3430, 4210, 5894, 6860, 8420, 11788, 14735, 20629, 29470, 41258, 58940, 82516, 103145, 144403, 206290, 288806, 412580, 577612, 722015, 1444030, 2888060]

約数ペア:

[(1, 2888060), (2, 1444030), (4, 722015), (5, 577612), (7, 412580), (10, 288806), (14, 206290), (20, 144403), (28, 103145), (35, 82516), (49, 58940), (70, 41258), (98, 29470), (140, 20629), (196, 14735), (245, 11788), (343, 8420), (421, 6860), (490, 5894), (686, 4210), (842, 3430), (980, 2947), (1372, 2105), (1684, 1715)]