4559180

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{887}}^1$

素因数の和:1153

約数の個数: 24

約数和(自身を含む): 9622368

約数和(自身を除く): 5063188

約数列:

[1, 2, 4, 5, 10, 20, 257, 514, 887, 1028, 1285, 1774, 2570, 3548, 4435, 5140, 8870, 17740, 227959, 455918, 911836, 1139795, 2279590, 4559180]

約数ペア:

[(1, 4559180), (2, 2279590), (4, 1139795), (5, 911836), (10, 455918), (20, 227959), (257, 17740), (514, 8870), (887, 5140), (1028, 4435), (1285, 3548), (1774, 2570)]