22055920

素因数分解:

$2^4\times 5^1\times {\mathrm{275699}}^1$

素因数の和:275712

約数の個数: 20

約数和(自身を含む): 51280200

約数和(自身を除く): 29224280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 275699, 551398, 1102796, 1378495, 2205592, 2756990, 4411184, 5513980, 11027960, 22055920]

約数ペア:

[(1, 22055920), (2, 11027960), (4, 5513980), (5, 4411184), (8, 2756990), (10, 2205592), (16, 1378495), (20, 1102796), (40, 551398), (80, 275699)]