2020367020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{2061599}}^1$

素因数の和:2061622

約数の個数: 36

約数和(自身を含む): 4935470400

約数和(自身を除く): 2915103380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 2061599, 4123198, 8246396, 10307995, 14431193, 20615990, 28862386, 41231980, 57724772, 72155965, 101018351, 144311930, 202036702, 288623860, 404073404, 505091755, 1010183510, 2020367020]

約数ペア:

[(1, 2020367020), (2, 1010183510), (4, 505091755), (5, 404073404), (7, 288623860), (10, 202036702), (14, 144311930), (20, 101018351), (28, 72155965), (35, 57724772), (49, 41231980), (70, 28862386), (98, 20615990), (140, 14431193), (196, 10307995), (245, 8246396), (490, 4123198), (980, 2061599)]