38963920

素因数分解:

$2^4\times 5^1\times {\mathrm{487049}}^1$

素因数の和:487062

約数の個数: 20

約数和(自身を含む): 90591300

約数和(自身を除く): 51627380

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 487049, 974098, 1948196, 2435245, 3896392, 4870490, 7792784, 9740980, 19481960, 38963920]

約数ペア:

[(1, 38963920), (2, 19481960), (4, 9740980), (5, 7792784), (8, 4870490), (10, 3896392), (16, 2435245), (20, 1948196), (40, 974098), (80, 487049)]