53209940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{380071}}^1$

素因数の和:380087

約数の個数: 24

約数和(自身を含む): 127704192

約数和(自身を除く): 74494252

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 380071, 760142, 1520284, 1900355, 2660497, 3800710, 5320994, 7601420, 10641988, 13302485, 26604970, 53209940]

約数ペア:

[(1, 53209940), (2, 26604970), (4, 13302485), (5, 10641988), (7, 7601420), (10, 5320994), (14, 3800710), (20, 2660497), (28, 1900355), (35, 1520284), (70, 760142), (140, 380071)]