42188840

素因数分解:

$2^3\times 5^1\times {\mathrm{1054721}}^1$

素因数の和:1054732

約数の個数: 16

約数和(自身を含む): 94924980

約数和(自身を除く): 52736140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1054721, 2109442, 4218884, 5273605, 8437768, 10547210, 21094420, 42188840]

約数ペア:

[(1, 42188840), (2, 21094420), (4, 10547210), (5, 8437768), (8, 5273605), (10, 4218884), (20, 2109442), (40, 1054721)]