75220840

素因数分解:

$2^3\times 5^1\times {\mathrm{1880521}}^1$

素因数の和:1880532

約数の個数: 16

約数和(自身を含む): 169246980

約数和(自身を除く): 94026140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1880521, 3761042, 7522084, 9402605, 15044168, 18805210, 37610420, 75220840]

約数ペア:

[(1, 75220840), (2, 37610420), (4, 18805210), (5, 15044168), (8, 9402605), (10, 7522084), (20, 3761042), (40, 1880521)]