2016188840

素因数分解:

$2^3\times 5^1\times {\mathrm{50404721}}^1$

素因数の和:50404732

約数の個数: 16

約数和(自身を含む): 4536424980

約数和(自身を除く): 2520236140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 50404721, 100809442, 201618884, 252023605, 403237768, 504047210, 1008094420, 2016188840]

約数ペア:

[(1, 2016188840), (2, 1008094420), (4, 504047210), (5, 403237768), (8, 252023605), (10, 201618884), (20, 100809442), (40, 50404721)]