204021770

素因数分解:

$2^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{148921}}^1$

素因数の和:149065

約数の個数: 16

約数和(自身を含む): 369922248

約数和(自身を除く): 165900478

約数列:

[1, 2, 5, 10, 137, 274, 685, 1370, 148921, 297842, 744605, 1489210, 20402177, 40804354, 102010885, 204021770]

約数ペア:

[(1, 204021770), (2, 102010885), (5, 40804354), (10, 20402177), (137, 1489210), (274, 744605), (685, 297842), (1370, 148921)]