17405480

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{18919}}^1$

素因数の和:18953

約数の個数: 32

約数和(自身を含む): 40867200

約数和(自身を除く): 23461720

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 18919, 37838, 75676, 94595, 151352, 189190, 378380, 435137, 756760, 870274, 1740548, 2175685, 3481096, 4351370, 8702740, 17405480]

約数ペア:

[(1, 17405480), (2, 8702740), (4, 4351370), (5, 3481096), (8, 2175685), (10, 1740548), (20, 870274), (23, 756760), (40, 435137), (46, 378380), (92, 189190), (115, 151352), (184, 94595), (230, 75676), (460, 37838), (920, 18919)]