290242288

素因数分解:

$2^4\times 7^2\times {\mathrm{370207}}^1$

素因数の和:370229

約数の個数: 30

約数和(自身を含む): 654157536

約数和(自身を除く): 363915248

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 370207, 740414, 1480828, 2591449, 2961656, 5182898, 5923312, 10365796, 18140143, 20731592, 36280286, 41463184, 72560572, 145121144, 290242288]

約数ペア:

[(1, 290242288), (2, 145121144), (4, 72560572), (7, 41463184), (8, 36280286), (14, 20731592), (16, 18140143), (28, 10365796), (49, 5923312), (56, 5182898), (98, 2961656), (112, 2591449), (196, 1480828), (392, 740414), (784, 370207)]