2203208240

素因数分解:

$2^4\times 5^1\times {\mathrm{27540103}}^1$

素因数の和:27540116

約数の個数: 20

約数和(自身を含む): 5122459344

約数和(自身を除く): 2919251104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 27540103, 55080206, 110160412, 137700515, 220320824, 275401030, 440641648, 550802060, 1101604120, 2203208240]

約数ペア:

[(1, 2203208240), (2, 1101604120), (4, 550802060), (5, 440641648), (8, 275401030), (10, 220320824), (16, 137700515), (20, 110160412), (40, 55080206), (80, 27540103)]