161126380

素因数分解:

$2^2\times 5^1\times {\mathrm{359}}^1\times {\mathrm{22441}}^1$

素因数の和:22809

約数の個数: 24

約数和(自身を含む): 339323040

約数和(自身を除く): 178196660

約数列:

[1, 2, 4, 5, 10, 20, 359, 718, 1436, 1795, 3590, 7180, 22441, 44882, 89764, 112205, 224410, 448820, 8056319, 16112638, 32225276, 40281595, 80563190, 161126380]

約数ペア:

[(1, 161126380), (2, 80563190), (4, 40281595), (5, 32225276), (10, 16112638), (20, 8056319), (359, 448820), (718, 224410), (1436, 112205), (1795, 89764), (3590, 44882), (7180, 22441)]