90738380

素因数分解:

$2^2\times 5^1\times {\mathrm{1109}}^1\times {\mathrm{4091}}^1$

素因数の和:5209

約数の個数: 24

約数和(自身を含む): 190769040

約数和(自身を除く): 100030660

約数列:

[1, 2, 4, 5, 10, 20, 1109, 2218, 4091, 4436, 5545, 8182, 11090, 16364, 20455, 22180, 40910, 81820, 4536919, 9073838, 18147676, 22684595, 45369190, 90738380]

約数ペア:

[(1, 90738380), (2, 45369190), (4, 22684595), (5, 18147676), (10, 9073838), (20, 4536919), (1109, 81820), (2218, 40910), (4091, 22180), (4436, 20455), (5545, 16364), (8182, 11090)]