185089660

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{26981}}^1$

素因数の和:27011

約数の個数: 48

約数和(自身を含む): 453297600

約数和(自身を除く): 268207940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 3430, 6860, 26981, 53962, 107924, 134905, 188867, 269810, 377734, 539620, 755468, 944335, 1322069, 1888670, 2644138, 3777340, 5288276, 6610345, 9254483, 13220690, 18508966, 26441380, 37017932, 46272415, 92544830, 185089660]

約数ペア:

[(1, 185089660), (2, 92544830), (4, 46272415), (5, 37017932), (7, 26441380), (10, 18508966), (14, 13220690), (20, 9254483), (28, 6610345), (35, 5288276), (49, 3777340), (70, 2644138), (98, 1888670), (140, 1322069), (196, 944335), (245, 755468), (343, 539620), (490, 377734), (686, 269810), (980, 188867), (1372, 134905), (1715, 107924), (3430, 53962), (6860, 26981)]