388708670

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{11173}}^1$

素因数の和:11265

約数の個数: 48

約数和(自身を含む): 825445728

約数和(自身を除く): 436737058

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 71, 98, 142, 245, 355, 490, 497, 710, 994, 2485, 3479, 4970, 6958, 11173, 17395, 22346, 34790, 55865, 78211, 111730, 156422, 391055, 547477, 782110, 793283, 1094954, 1586566, 2737385, 3966415, 5474770, 5552981, 7932830, 11105962, 27764905, 38870867, 55529810, 77741734, 194354335, 388708670]

約数ペア:

[(1, 388708670), (2, 194354335), (5, 77741734), (7, 55529810), (10, 38870867), (14, 27764905), (35, 11105962), (49, 7932830), (70, 5552981), (71, 5474770), (98, 3966415), (142, 2737385), (245, 1586566), (355, 1094954), (490, 793283), (497, 782110), (710, 547477), (994, 391055), (2485, 156422), (3479, 111730), (4970, 78211), (6958, 55865), (11173, 34790), (17395, 22346)]