22889960

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{4177}}^1$

素因数の和:4325

約数の個数: 32

約数和(自身を含む): 51890760

約数和(自身を除く): 29000800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 2740, 4177, 5480, 8354, 16708, 20885, 33416, 41770, 83540, 167080, 572249, 1144498, 2288996, 2861245, 4577992, 5722490, 11444980, 22889960]

約数ペア:

[(1, 22889960), (2, 11444980), (4, 5722490), (5, 4577992), (8, 2861245), (10, 2288996), (20, 1144498), (40, 572249), (137, 167080), (274, 83540), (548, 41770), (685, 33416), (1096, 20885), (1370, 16708), (2740, 8354), (4177, 5480)]