39081040

素因数分解:

$2^4\times 5^1\times {\mathrm{488513}}^1$

素因数の和:488526

約数の個数: 20

約数和(自身を含む): 90863604

約数和(自身を除く): 51782564

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 488513, 977026, 1954052, 2442565, 3908104, 4885130, 7816208, 9770260, 19540520, 39081040]

約数ペア:

[(1, 39081040), (2, 19540520), (4, 9770260), (5, 7816208), (8, 4885130), (10, 3908104), (16, 2442565), (20, 1954052), (40, 977026), (80, 488513)]