26858860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{27407}}^1$

素因数の和:27430

約数の個数: 36

約数和(自身を含む): 65614752

約数和(自身を除く): 38755892

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 27407, 54814, 109628, 137035, 191849, 274070, 383698, 548140, 767396, 959245, 1342943, 1918490, 2685886, 3836980, 5371772, 6714715, 13429430, 26858860]

約数ペア:

[(1, 26858860), (2, 13429430), (4, 6714715), (5, 5371772), (7, 3836980), (10, 2685886), (14, 1918490), (20, 1342943), (28, 959245), (35, 767396), (49, 548140), (70, 383698), (98, 274070), (140, 191849), (196, 137035), (245, 109628), (490, 54814), (980, 27407)]