2000808440

素因数分解:

$2^3\times 5^1\times {\mathrm{50020211}}^1$

素因数の和:50020222

約数の個数: 16

約数和(自身を含む): 4501819080

約数和(自身を除く): 2501010640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 50020211, 100040422, 200080844, 250101055, 400161688, 500202110, 1000404220, 2000808440]

約数ペア:

[(1, 2000808440), (2, 1000404220), (4, 500202110), (5, 400161688), (8, 250101055), (10, 200080844), (20, 100040422), (40, 50020211)]