2009415020

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1415081}}^1$

素因数の和:1415161

約数の個数: 24

約数和(自身を含む): 4279207968

約数和(自身を除く): 2269792948

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 1415081, 2830162, 5660324, 7075405, 14150810, 28301620, 100470751, 200941502, 401883004, 502353755, 1004707510, 2009415020]

約数ペア:

[(1, 2009415020), (2, 1004707510), (4, 502353755), (5, 401883004), (10, 200941502), (20, 100470751), (71, 28301620), (142, 14150810), (284, 7075405), (355, 5660324), (710, 2830162), (1420, 1415081)]