84586540

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{30871}}^1$

素因数の和:31017

約数の個数: 24

約数和(自身を含む): 178934112

約数和(自身を除く): 94347572

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 30871, 61742, 123484, 154355, 308710, 617420, 4229327, 8458654, 16917308, 21146635, 42293270, 84586540]

約数ペア:

[(1, 84586540), (2, 42293270), (4, 21146635), (5, 16917308), (10, 8458654), (20, 4229327), (137, 617420), (274, 308710), (548, 154355), (685, 123484), (1370, 61742), (2740, 30871)]