1964080

素因数分解:

$2^4\times 5^1\times {\mathrm{24551}}^1$

素因数の和:24564

約数の個数: 20

約数和(自身を含む): 4566672

約数和(自身を除く): 2602592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 24551, 49102, 98204, 122755, 196408, 245510, 392816, 491020, 982040, 1964080]

約数ペア:

[(1, 1964080), (2, 982040), (4, 491020), (5, 392816), (8, 245510), (10, 196408), (16, 122755), (20, 98204), (40, 49102), (80, 24551)]