55284980

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{20177}}^1$

素因数の和:20323

約数の個数: 24

約数和(自身を含む): 116951688

約数和(自身を除く): 61666708

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 20177, 40354, 80708, 100885, 201770, 403540, 2764249, 5528498, 11056996, 13821245, 27642490, 55284980]

約数ペア:

[(1, 55284980), (2, 27642490), (4, 13821245), (5, 11056996), (10, 5528498), (20, 2764249), (137, 403540), (274, 201770), (548, 100885), (685, 80708), (1370, 40354), (2740, 20177)]