28123060

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{28697}}^1$

素因数の和:28720

約数の個数: 36

約数和(自身を含む): 68703012

約数和(自身を除く): 40579952

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 28697, 57394, 114788, 143485, 200879, 286970, 401758, 573940, 803516, 1004395, 1406153, 2008790, 2812306, 4017580, 5624612, 7030765, 14061530, 28123060]

約数ペア:

[(1, 28123060), (2, 14061530), (4, 7030765), (5, 5624612), (7, 4017580), (10, 2812306), (14, 2008790), (20, 1406153), (28, 1004395), (35, 803516), (49, 573940), (70, 401758), (98, 286970), (140, 200879), (196, 143485), (245, 114788), (490, 57394), (980, 28697)]