143540380

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{52387}}^1$

素因数の和:52533

約数の個数: 24

約数和(自身を含む): 303640848

約数和(自身を除く): 160100468

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 52387, 104774, 209548, 261935, 523870, 1047740, 7177019, 14354038, 28708076, 35885095, 71770190, 143540380]

約数ペア:

[(1, 143540380), (2, 71770190), (4, 35885095), (5, 28708076), (10, 14354038), (20, 7177019), (137, 1047740), (274, 523870), (548, 261935), (685, 209548), (1370, 104774), (2740, 52387)]