193786180

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{197741}}^1$

素因数の和:197764

約数の個数: 36

約数和(自身を含む): 473394348

約数和(自身を除く): 279608168

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 197741, 395482, 790964, 988705, 1384187, 1977410, 2768374, 3954820, 5536748, 6920935, 9689309, 13841870, 19378618, 27683740, 38757236, 48446545, 96893090, 193786180]

約数ペア:

[(1, 193786180), (2, 96893090), (4, 48446545), (5, 38757236), (7, 27683740), (10, 19378618), (14, 13841870), (20, 9689309), (28, 6920935), (35, 5536748), (49, 3954820), (70, 2768374), (98, 1977410), (140, 1384187), (196, 988705), (245, 790964), (490, 395482), (980, 197741)]