87232240

素因数分解:

$2^4\times 5^1\times {\mathrm{1090403}}^1$

素因数の和:1090416

約数の個数: 20

約数和(自身を含む): 202815144

約数和(自身を除く): 115582904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1090403, 2180806, 4361612, 5452015, 8723224, 10904030, 17446448, 21808060, 43616120, 87232240]

約数ペア:

[(1, 87232240), (2, 43616120), (4, 21808060), (5, 17446448), (8, 10904030), (10, 8723224), (16, 5452015), (20, 4361612), (40, 2180806), (80, 1090403)]