26989340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{192781}}^1$

素因数の和:192797

約数の個数: 24

約数和(自身を含む): 64774752

約数和(自身を除く): 37785412

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 192781, 385562, 771124, 963905, 1349467, 1927810, 2698934, 3855620, 5397868, 6747335, 13494670, 26989340]

約数ペア:

[(1, 26989340), (2, 13494670), (4, 6747335), (5, 5397868), (7, 3855620), (10, 2698934), (14, 1927810), (20, 1349467), (28, 963905), (35, 771124), (70, 385562), (140, 192781)]