40804938220

素因数分解:

$2^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{10681921}}^1$

素因数の和:10682121

約数の個数: 24

約数和(自身を含む): 86139019008

約数和(自身を除く): 45334080788

約数列:

[1, 2, 4, 5, 10, 20, 191, 382, 764, 955, 1910, 3820, 10681921, 21363842, 42727684, 53409605, 106819210, 213638420, 2040246911, 4080493822, 8160987644, 10201234555, 20402469110, 40804938220]

約数ペア:

[(1, 40804938220), (2, 20402469110), (4, 10201234555), (5, 8160987644), (10, 4080493822), (20, 2040246911), (191, 213638420), (382, 106819210), (764, 53409605), (955, 42727684), (1910, 21363842), (3820, 10681921)]