408048992020

素因数分解:

$2^2\times 5^1\times {\mathrm{5441}}^1\times {\mathrm{3749761}}^1$

素因数の和:3755211

約数の個数: 24

約数和(自身を含む): 857060601768

約数和(自身を除く): 449011609748

約数列:

[1, 2, 4, 5, 10, 20, 5441, 10882, 21764, 27205, 54410, 108820, 3749761, 7499522, 14999044, 18748805, 37497610, 74995220, 20402449601, 40804899202, 81609798404, 102012248005, 204024496010, 408048992020]

約数ペア:

[(1, 408048992020), (2, 204024496010), (4, 102012248005), (5, 81609798404), (10, 40804899202), (20, 20402449601), (5441, 74995220), (10882, 37497610), (21764, 18748805), (27205, 14999044), (54410, 7499522), (108820, 3749761)]